{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-44015", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-04T21:24:36.506Z", "datePublished": "2026-05-12T20:49:16.240Z", "dateUpdated": "2026-05-14T21:32:37.840Z" }, "containers": { "cna": { "title": "Nginx UI: Server-Side Request Forgery (SSRF) via Cluster Proxy Middleware Allows Access to Internal Services", "problemTypes": [ { "descriptions": [ { "cweId": "CWE-918", "lang": "en", "description": "CWE-918: Server-Side Request Forgery (SSRF)", "type": "CWE" } ] } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N", "version": "3.1" } } ], "references": [ { "name": "https://github.com/0xJacky/nginx-ui/security/advisories/GHSA-wr32-99hh-6f35", "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/0xJacky/nginx-ui/security/advisories/GHSA-wr32-99hh-6f35" } ], "affected": [ { "vendor": "0xJacky", "product": "nginx-ui", "versions": [ { "version": "<= 2.3.4", "status": "affected" } ] } ], "providerMetadata": { "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-05-12T20:49:16.240Z" }, "descriptions": [ { "lang": "en", "value": "Nginx UI is a web user interface for the Nginx web server. In 2.3.4 and earlier, an authenticated user can perform Server-Side Request Forgery (SSRF) by creating a cluster node pointing to an arbitrary internal URL and then sending API requests with the X-Node-ID header. The Proxy middleware forwards these requests to the attacker-specified internal address, bypassing network segmentation and enabling access to services bound to localhost or internal networks." } ], "source": { "advisory": "GHSA-wr32-99hh-6f35", "discovery": "UNKNOWN" } }, "adp": [ { "references": [ { "url": "https://github.com/0xJacky/nginx-ui/security/advisories/GHSA-wr32-99hh-6f35", "tags": [ "exploit" ] } ], "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-05-13T12:21:25.459760Z", "id": "CVE-2026-44015", "options": [ { "Exploitation": "poc" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-14T21:32:37.840Z" } } ] } }