{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-91163", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-09-14T21:20:41.196Z", "datePublished": "2026-11-04T15:19:15.511Z", "dateUpdated": "2026-11-04T15:19:15.511Z"}, "containers": {"cna": {"title": "Warpgate: Kubernetes listener discloses internal error text to an unauthenticated caller", "problemTypes": [{"descriptions": [{"cweId": "CWE-209", "lang": "en", "description": "CWE-209: Generation of Error Message Containing Sensitive Information", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-532", "lang": "en", "description": "CWE-532: Insertion of Sensitive Information into Log File", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.7, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/warp-tech/warpgate/security/advisories/GHSA-hrfx-fm67-gv64", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/warp-tech/warpgate/security/advisories/GHSA-hrfx-fm67-gv64"}, {"name": "https://github.com/warp-tech/warpgate/pull/2547", "tags": ["x_refsource_MISC"], "url": "https://github.com/warp-tech/warpgate/pull/2547"}, {"name": "https://github.com/warp-tech/warpgate/commit/8426196a27c30fca521656653f9df1faf3df7523", "tags": ["x_refsource_MISC"], "url": "https://github.com/warp-tech/warpgate/commit/8426196a27c30fca521656653f9df1faf3df7523"}, {"name": "https://github.com/warp-tech/warpgate/releases/tag/v0.29.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/warp-tech/warpgate/releases/tag/v0.29.0"}], "affected": [{"vendor": "warp-tech", "product": "warpgate", "versions": [{"version": "< 0.29.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-11-04T15:19:15.511Z"}, "descriptions": [{"lang": "en", "value": "Warpgate is an open source SSH, HTTPS, and MySQL bastion host for Linux. Prior to 0.29.0, the Kubernetes protocol listener uses AcceptAnyClientCert in warpgate-protocol-kubernetes/src/server/client_certs.rs to accept certificates at the TLS layer and defer validation to warpgate-protocol-kubernetes/src/server/auth.rs, where authentication and lookup failures are rendered verbatim in an HTTP 500 response body. The Kubernetes application in warpgate-protocol-kubernetes/src/server/mod.rs lacks the outer request-logging wrapper used by the HTTP protocol, and failures in warpgate-protocol-kubernetes/src/server/handlers.rs can short-circuit before its inner log point. An unauthenticated network client can therefore induce failures and receive ASN.1/DER parser diagnostics or sea_orm database errors without the attempt being recorded in the gateway log. The disclosed information is limited to internal diagnostics, and no user-data, integrity, or availability impact is established. This issue is fixed in version 0.29.0."}], "source": {"advisory": "GHSA-hrfx-fm67-gv64", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "warpgate", "vendor": "warp-tech", "versions": [{"status": "affected", "version": "< 0.29.0"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Warpgate is an open source SSH, HTTPS, and MySQL bastion host for Linux. Prior to 0.29.0, the Kubernetes protocol listener uses AcceptAnyClientCert in warpgate-protocol-kubernetes/src/server/client_certs.rs to accept certificates at the TLS layer and defer validation to warpgate-protocol-kubernetes/src/server/auth.rs, where authentication and lookup failures are rendered verbatim in an HTTP 500 response body. The Kubernetes application in warpgate-protocol-kubernetes/src/server/mod.rs lacks the outer request-logging wrapper used by the HTTP protocol, and failures in warpgate-protocol-kubernetes/src/server/handlers.rs can short-circuit before its inner log point. An unauthenticated network client can therefore induce failures and receive ASN.1/DER parser diagnostics or sea_orm database errors without the attempt being recorded in the gateway log. The disclosed information is limited to internal diagnostics, and no user-data, integrity, or availability impact is established. This issue is fixed in version 0.29.0."}], "id": "CVE-2026-91163", "lastModified": "2026-11-04T16:17:54.847", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.7, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 1.4, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-11-04T16:17:54.543", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/warp-tech/warpgate/commit/8426196a27c30fca521656653f9df1faf3df7523"}, {"source": "security-advisories@github.com", "url": "https://github.com/warp-tech/warpgate/pull/2547"}, {"source": "security-advisories@github.com", "url": "https://github.com/warp-tech/warpgate/releases/tag/v0.29.0"}, {"source": "security-advisories@github.com", "url": "https://github.com/warp-tech/warpgate/security/advisories/GHSA-hrfx-fm67-gv64"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-209"}, {"lang": "en", "value": "CWE-532"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{}