{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-42945", "assignerOrgId": "9dacffd4-cb11-413f-8451-fbbfd4ddc0ab", "state": "PUBLISHED", "assignerShortName": "f5", "dateReserved": "2026-04-30T23:04:27.955Z", "datePublished": "2026-05-13T14:12:43.971Z", "dateUpdated": "2026-07-20T12:04:55.059Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "9dacffd4-cb11-413f-8451-fbbfd4ddc0ab", "shortName": "f5", "dateUpdated": "2026-05-21T18:28:55.718Z" }, "title": "NGINX ngx_http_rewrite_module vulnerability", "datePublic": "2026-05-13T14:00:00.000Z", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-122", "description": "CWE-122 Heap-based Buffer Overflow.", "type": "CWE" } ] } ], "affected": [ { "vendor": "F5", "product": "NGINX Plus", "modules": [ "ngx_http_rewrite_module" ], "versions": [ { "status": "unaffected", "version": "R37", "lessThan": "*", "versionType": "custom" }, { "status": "affected", "version": "R36", "lessThan": "R36 P4", "versionType": "custom" }, { "status": "affected", "version": "R32", "lessThan": "R32 P6", "versionType": "custom" } ], "defaultStatus": "unknown" }, { "vendor": "F5", "product": "NGINX Open Source", "modules": [ "ngx_http_rewrite_module" ], "versions": [ { "status": "unaffected", "version": "1.31.0", "lessThan": "*", "versionType": "semver" }, { "status": "affected", "version": "0.6.27", "lessThan": "1.30.1", "versionType": "semver" } ], "defaultStatus": "unaffected" } ], "descriptions": [ { "lang": "en", "value": "NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_rewrite_module module. This vulnerability exists when the rewrite directive is followed by a rewrite, if, or set directive and an unnamed Perl-Compatible Regular Expression (PCRE) capture (for example, $1, $2) with a replacement string that includes a question mark (?). An unauthenticated attacker along with conditions beyond its control can exploit this vulnerability by sending crafted HTTP requests. This may cause a heap buffer overflow in the NGINX worker process leading to a restart. Additionally, attackers can execute code on systems with Address Space Layout Randomization (ASLR) disabled or when the attacker can bypass ASLR.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_rewrite_module module. This vulnerability exists when the rewrite directive is followed by a rewrite, if, or set directive and an unnamed Perl-Compatible Regular Expression (PCRE) capture (for example, $1, $2) with a replacement string that includes a question mark (?). An unauthenticated attacker along with conditions beyond its control can exploit this vulnerability by sending crafted HTTP requests. This may cause a heap buffer overflow in the NGINX worker process leading to a restart. Additionally, attackers can execute code on systems with Address Space Layout Randomization (ASLR) disabled or when the attacker can bypass ASLR.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated." } ] } ], "references": [ { "url": "https://my.f5.com/manage/s/article/K000161019", "tags": [ "vendor-advisory", "patch" ] } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV3_1": { "version": "3.1", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 8.1, "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H" } }, { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "version": "4.0", "attackVector": "NETWORK", "attackComplexity": "HIGH", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "NONE", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "baseSeverity": "CRITICAL", "baseScore": 9.2, "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N" } } ], "credits": [ { "lang": "en", "value": "F5 acknowledges Zhenpeng (Leo) Lin of depthfirst for bringing this issue to our attention and following the highest standards of coordinated disclosure.", "type": "finder" } ], "source": { "discovery": "EXTERNAL" }, "x_generator": { "engine": "F5 SIRTBot v1.0" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-05-13T00:00:00+00:00", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-42945" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-14T03:56:26.480Z" } }, { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-05-14T18:54:21.853Z" }, "references": [ { "url": "https://depthfirst.com/nginx-rift" }, { "url": "https://github.com/DepthFirstDisclosures/Nginx-Rift" } ], "title": "CVE Program Container", "x_generator": { "engine": "ADPogram 0.0.1" } }, { "affected": [ { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux:10.1", "cpe:/o:redhat:enterprise_linux:10.2" ], "defaultStatus": "affected", "packageName": "nginx", "product": "Red Hat Enterprise Linux 10", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "2:1.26.3-2.el10_1.2", "versionType": "rpm" }, { "lessThan": "*", "status": "unaffected", "version": "2:1.26.3-6.el10_2.3", "versionType": "rpm" } ] }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux_eus:10.0" ], "defaultStatus": "affected", "packageName": "nginx", "product": "Red Hat Enterprise Linux 10.0 Extended Update Support", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "2:1.26.3-1.el10_0.9", "versionType": "rpm" } ] }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:enterprise_linux:8" ], "defaultStatus": "affected", "packageName": "nginx:1.24", "product": "Red Hat Enterprise Linux 8", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "8100020260514165201.489197e6", "versionType": "rpm" } ] }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:enterprise_linux:9" ], "defaultStatus": "affected", "packageName": "nginx", "product": "Red Hat Enterprise Linux 9", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "2:1.20.1-24.el9_7.3", "versionType": "rpm" }, { "lessThan": "*", "status": "unaffected", "version": "2:1.20.1-28.el9_8.2", "versionType": "rpm" } ] }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:enterprise_linux:9" ], "defaultStatus": "affected", "packageName": "nginx:1.24", "product": "Red Hat Enterprise Linux 9", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "9080020260514160836.9", "versionType": "rpm" } ] }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:enterprise_linux:9" ], "defaultStatus": "affected", "packageName": "nginx:1.26", "product": "Red Hat Enterprise Linux 9", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "9080020260514152324.9", "versionType": "rpm" } ] }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:rhel_e4s:9.0" ], "defaultStatus": "affected", "packageName": "nginx", "product": "Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1:1.20.1-10.el9_0.4", "versionType": "rpm" } ] }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:rhel_e4s:9.2" ], "defaultStatus": "affected", "packageName": "nginx", "product": "Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1:1.20.1-14.el9_2.6", "versionType": "rpm" } ] }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:rhel_eus:9.4" ], "defaultStatus": "affected", "packageName": "nginx", "product": "Red Hat Enterprise Linux 9.4 Extended Update Support", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1:1.20.1-16.el9_4.6", "versionType": "rpm" } ] }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:rhel_eus:9.4" ], "defaultStatus": "affected", "packageName": "nginx:1.24", "product": "Red Hat Enterprise Linux 9.4 Extended Update Support", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "9040020260514192210.9", "versionType": "rpm" } ] }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:rhel_eus:9.6" ], "defaultStatus": "affected", "packageName": "nginx:1.24", "product": "Red Hat Enterprise Linux 9.6 Extended Update Support", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "9060020260514175739.9", "versionType": "rpm" } ] }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:rhel_eus:9.6" ], "defaultStatus": "affected", "packageName": "nginx:1.26", "product": "Red Hat Enterprise Linux 9.6 Extended Update Support", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "9060020260514170123.9", "versionType": "rpm" } ] }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:rhel_eus:9.6" ], "defaultStatus": "affected", "packageName": "nginx", "product": "Red Hat Enterprise Linux 9.6 Extended Update Support", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "2:1.20.1-22.el9_6.6", "versionType": "rpm" } ] }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:hummingbird:1" ], "defaultStatus": "affected", "packageName": "nginx-main", "product": "Red Hat Hardened Images", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1.30.1-1.hum1", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.14::el9" ], "defaultStatus": "affected", "packageName": "odf4/ocs-client-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.14", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779972138", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.14::el9" ], "defaultStatus": "affected", "packageName": "odf4/odf-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.14", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779972283", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.14::el9" ], "defaultStatus": "affected", "packageName": "odf4/odf-multicluster-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.14", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779972179", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.15::el9" ], "defaultStatus": "affected", "packageName": "odf4/ocs-client-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.15", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779967811", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.15::el9" ], "defaultStatus": "affected", "packageName": "odf4/odf-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.15", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779967813", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.15::el9" ], "defaultStatus": "affected", "packageName": "odf4/odf-multicluster-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.15", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779968303", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.16::el9" ], "defaultStatus": "affected", "packageName": "odf4/ocs-client-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.16", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779959318", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.16::el9" ], "defaultStatus": "affected", "packageName": "odf4/odf-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.16", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779959527", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.16::el9" ], "defaultStatus": "affected", "packageName": "odf4/odf-multicluster-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.16", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779959592", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.17::el9" ], "defaultStatus": "affected", "packageName": "odf4/ocs-client-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.17", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779952245", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.17::el9" ], "defaultStatus": "affected", "packageName": "odf4/odf-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.17", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779952279", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.17::el9" ], "defaultStatus": "affected", "packageName": "odf4/odf-multicluster-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.17", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779952463", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.18::el9" ], "defaultStatus": "affected", "packageName": "odf4/ocs-client-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.18", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779881302", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.18::el9" ], "defaultStatus": "affected", "packageName": "odf4/odf-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.18", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779881608", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.18::el9" ], "defaultStatus": "affected", "packageName": "odf4/odf-multicluster-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.18", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779881122", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.19::el9" ], "defaultStatus": "affected", "packageName": "odf4/ocs-client-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.19", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779881012", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.19::el9" ], "defaultStatus": "affected", "packageName": "odf4/odf-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.19", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779881008", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.19::el9" ], "defaultStatus": "affected", "packageName": "odf4/odf-multicluster-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.19", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779881332", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.20::el9" ], "defaultStatus": "affected", "packageName": "odf4/ocs-client-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.2", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779879463", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.20::el9" ], "defaultStatus": "affected", "packageName": "odf4/odf-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.2", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779877770", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.20::el9" ], "defaultStatus": "affected", "packageName": "odf4/odf-multicluster-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.2", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779881377", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.21::el9" ], "defaultStatus": "affected", "packageName": "odf4/ocs-client-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.21", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779946521", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.21::el9" ], "defaultStatus": "affected", "packageName": "odf4/odf-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.21", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779946525", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:openshift_data_foundation:4.21::el9" ], "defaultStatus": "affected", "packageName": "odf4/odf-multicluster-console-rhel9", "product": "Red Hat Openshift Data Foundation 4.21", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779946691", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:satellite:6.18::el9" ], "defaultStatus": "affected", "packageName": "satellite/iop-gateway-rhel9", "product": "Red Hat Satellite 6.18", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779706745", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:satellite:6.19::el9" ], "defaultStatus": "affected", "packageName": "satellite/iop-gateway-rhel9", "product": "Red Hat Satellite 6.19", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779706797", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:rhui:5::el9" ], "defaultStatus": "affected", "packageName": "rhui5/cds-rhel9", "product": "Red Hat Update Infrastructure 5", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779798159", "versionType": "rpm" } ] }, { "collectionURL": "https://catalog.redhat.com/software/containers/", "cpes": [ "cpe:/a:redhat:rhui:5::el9" ], "defaultStatus": "affected", "packageName": "rhui5/rhua-rhel9", "product": "Red Hat Update Infrastructure 5", "vendor": "Red Hat", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "1779798222", "versionType": "rpm" } ] }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:red_hat_3scale_amp:2" ], "defaultStatus": "affected", "packageName": "3scale-amp2/apicast-gateway-rhel8", "product": "Red Hat 3scale API Management Platform 2", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:insights_proxy:1" ], "defaultStatus": "affected", "packageName": "insights-proxy/insights-proxy-container-rhel9", "product": "Red Hat Lightspeed proxy 1", "vendor": "Red Hat" } ], "datePublic": "2026-05-13T14:12:43.971Z", "descriptions": [ { "lang": "en", "value": "A flaw was found in NGINX, specifically within the ngx_http_rewrite_module. An unauthenticated attacker can exploit this vulnerability by sending crafted HTTP requests under specific rewrite configurations. This can lead to a heap buffer overflow in the NGINX worker process, which may result in arbitrary code execution if Address Space Layout Randomization (ASLR), a security technique to prevent exploitation, is disabled. Otherwise, this flaw causes a denial of service due to a restart of the NGINX worker process." } ], "metrics": [ { "other": { "content": { "namespace": "https://access.redhat.com/security/updates/classification/", "value": "Critical" }, "type": "Red Hat severity rating" } }, { "cvssV3_1": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "format": "CVSS" } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-131", "description": "Incorrect Calculation of Buffer Size", "lang": "en", "type": "CWE" } ] } ], "references": [ { "tags": [ "vdb-entry", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/security/cve/CVE-2026-42945" }, { "name": "RHBZ#2477116", "tags": [ "issue-tracking", "x_refsource_REDHAT" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2477116" }, { "tags": [ "x_sadp-csaf-vex" ], "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-42945.json" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:17790" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:18063" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:19159" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:18041" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:17791" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:17751" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:17792" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:17793" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:17752" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:17794" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:17753" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:18029" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:19371" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:19374" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:19372" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:17417" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:22396" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:22393" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:22394" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:22390" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:22388" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:22389" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:22382" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:22383" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:20442" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:20444" }, { "tags": [ "vendor-advisory", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/errata/RHSA-2026:21275" } ], "solutions": [ { "lang": "en", "value": "RHSA-2026:17790: Red Hat Enterprise Linux AppStream EUS (v. 10.0), Red Hat Enterprise Linux CodeReady Linux Builder EUS (v. 10.0)" }, { "lang": "en", "value": "RHSA-2026:18063: Red Hat Enterprise Linux AppStream (v. 10), Red Hat Enterprise Linux CodeReady Linux Builder (v. 10)" }, { "lang": "en", "value": "RHSA-2026:19159: Red Hat Enterprise Linux AppStream (v. 10), Red Hat Enterprise Linux CodeReady Linux Builder (v. 10)" }, { "lang": "en", "value": "RHSA-2026:18041: Red Hat Enterprise Linux AppStream (v. 8)" }, { "lang": "en", "value": "RHSA-2026:17791: Red Hat Enterprise Linux AppStream E4S (v.9.0)" }, { "lang": "en", "value": "RHSA-2026:17751: Red Hat Enterprise Linux AppStream E4S (v.9.2)" }, { "lang": "en", "value": "RHSA-2026:17792: Red Hat CodeReady Linux Builder EUS (v.9.4), Red Hat Enterprise Linux AppStream EUS (v.9.4)" }, { "lang": "en", "value": "RHSA-2026:17793: Red Hat Enterprise Linux AppStream EUS (v.9.4)" }, { "lang": "en", "value": "RHSA-2026:17752: Red Hat Enterprise Linux AppStream EUS (v.9.6)" }, { "lang": "en", "value": "RHSA-2026:17794: Red Hat CodeReady Linux Builder EUS (v.9.6), Red Hat Enterprise Linux AppStream EUS (v.9.6)" }, { "lang": "en", "value": "RHSA-2026:17753: Red Hat Enterprise Linux AppStream EUS (v.9.6)" }, { "lang": "en", "value": "RHSA-2026:18029: Red Hat Enterprise Linux AppStream (v. 9), Red Hat Enterprise Linux CodeReady Linux Builder (v. 9)" }, { "lang": "en", "value": "RHSA-2026:19371: Red Hat Enterprise Linux AppStream (v. 9)" }, { "lang": "en", "value": "RHSA-2026:19374: Red Hat Enterprise Linux AppStream (v. 9), Red Hat Enterprise Linux CodeReady Linux Builder (v. 9)" }, { "lang": "en", "value": "RHSA-2026:19372: Red Hat Enterprise Linux AppStream (v. 9)" }, { "lang": "en", "value": "RHSA-2026:17417: Red Hat Hardened Images" }, { "lang": "en", "value": "RHSA-2026:22396: Red Hat Openshift Data Foundation 4.14" }, { "lang": "en", "value": "RHSA-2026:22393: Red Hat Openshift Data Foundation 4.15" }, { "lang": "en", "value": "RHSA-2026:22394: Red Hat Openshift Data Foundation 4.16" }, { "lang": "en", "value": "RHSA-2026:22390: Red Hat Openshift Data Foundation 4.17" }, { "lang": "en", "value": "RHSA-2026:22388: Red Hat Openshift Data Foundation 4.18" }, { "lang": "en", "value": "RHSA-2026:22389: Red Hat Openshift Data Foundation 4.19" }, { "lang": "en", "value": "RHSA-2026:22382: Red Hat Openshift Data Foundation 4.21" }, { "lang": "en", "value": "RHSA-2026:22383: Red Hat Openshift Data Foundation 4.2" }, { "lang": "en", "value": "RHSA-2026:20442: Red Hat Satellite 6.18" }, { "lang": "en", "value": "RHSA-2026:20444: Red Hat Satellite 6.19" }, { "lang": "en", "value": "RHSA-2026:21275: Red Hat Update Infrastructure 5" } ], "timeline": [ { "lang": "en", "time": "2026-05-13T16:04:29.017Z", "value": "Reported to Red Hat." }, { "lang": "en", "time": "2026-05-13T14:12:43.971Z", "value": "Made public." } ], "title": "nginx: NGINX: Arbitrary Code Execution Vulnerability", "x_adpType": "supplier", "x_generator": { "engine": "sadp-cli 1.0.0" }, "providerMetadata": { "orgId": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "shortName": "redhat-SADP", "dateUpdated": "2026-07-20T12:04:55.059Z" } } ] } }