{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-92392", "assignerOrgId": "2499f714-1537-4658-8207-48ae4bb9eae9", "state": "PUBLISHED", "assignerShortName": "curl", "dateReserved": "2026-09-16T08:12:53.407Z", "datePublished": "2026-10-14T07:46:15.160Z", "dateUpdated": "2026-10-15T10:28:17.201Z" }, "containers": { "cna": { "title": "HTTP/2 upload Use-After-Free", "descriptions": [ { "lang": "en", "value": "During an upload, curl mishandles HTTP/2 `RST_STREAM` received from the server\n(with reason `HTTP_1_1_REQUIRED` or `REFUSED_STREAM`) leading to a use after\nfree of a `struct Curl_easy` object." } ], "providerMetadata": { "orgId": "2499f714-1537-4658-8207-48ae4bb9eae9", "shortName": "curl", "dateUpdated": "2026-10-14T07:46:15.160Z" }, "problemTypes": [ { "descriptions": [ { "lang": "en", "description": "CWE-416 Use After Free" } ] } ], "affected": [ { "vendor": "curl", "product": "curl", "versions": [ { "version": "8.22.0", "status": "affected", "lessThanOrEqual": "8.22.0", "versionType": "semver" }, { "version": "8.21.0", "status": "affected", "lessThanOrEqual": "8.21.0", "versionType": "semver" }, { "version": "8.20.0", "status": "affected", "lessThanOrEqual": "8.20.0", "versionType": "semver" }, { "version": "8.19.0", "status": "affected", "lessThanOrEqual": "8.19.0", "versionType": "semver" }, { "version": "8.18.0", "status": "affected", "lessThanOrEqual": "8.18.0", "versionType": "semver" }, { "version": "8.17.0", "status": "affected", "lessThanOrEqual": "8.17.0", "versionType": "semver" }, { "version": "8.16.0", "status": "affected", "lessThanOrEqual": "8.16.0", "versionType": "semver" }, { "version": "8.15.0", "status": "affected", "lessThanOrEqual": "8.15.0", "versionType": "semver" }, { "version": "8.14.1", "status": "affected", "lessThanOrEqual": "8.14.1", "versionType": "semver" }, { "version": "8.14.0", "status": "affected", "lessThanOrEqual": "8.14.0", "versionType": "semver" }, { "version": "8.13.0", "status": "affected", "lessThanOrEqual": "8.13.0", "versionType": "semver" }, { "version": "8.12.1", "status": "affected", "lessThanOrEqual": "8.12.1", "versionType": "semver" }, { "version": "8.12.0", "status": "affected", "lessThanOrEqual": "8.12.0", "versionType": "semver" } ], "defaultStatus": "unaffected" } ], "references": [ { "url": "https://curl.se/docs/CVE-2026-92392.json", "name": "json" }, { "url": "https://curl.se/docs/CVE-2026-92392.html", "name": "www" }, { "url": "https://hackerone.com/reports/4030333", "name": "issue" } ], "credits": [ { "lang": "en", "value": "Luna with Claude", "type": "finder" }, { "lang": "en", "value": "Anthropic", "type": "finder" }, { "lang": "en", "value": "Stefan Eissing", "type": "remediation developer" } ] }, "adp": [ { "problemTypes": [ { "descriptions": [ { "type": "CWE", "cweId": "CWE-416", "lang": "en", "description": "CWE-416 Use After Free" } ] } ], "references": [ { "url": "https://hackerone.com/reports/4030333", "tags": [ "exploit" ] } ], "metrics": [ { "cvssV3_1": { "scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH" } }, { "other": { "type": "ssvc", "content": { "timestamp": "2026-10-15T03:56:56.051034Z", "id": "CVE-2026-92392", "options": [ { "Exploitation": "poc" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-15T10:28:17.201Z" } } ] } }