{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-97468", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-09-24T15:28:31.804Z", "datePublished": "2026-10-09T10:18:56.568Z", "dateUpdated": "2026-10-09T10:18:56.568Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-10-09T10:18:56.568Z"}, "title": "Apache CXF: Authentication bypass via weak cache keys for validated STS tokens", "source": {"discovery": "UNKNOWN"}, "affected": [{"vendor": "Apache Software Foundation", "product": "Apache CXF", "packageURL": "pkg:maven/org.apache.cxf/cxf-rt-ws-security", "versions": [{"status": "affected", "version": "4.2.0", "lessThan": "4.2.4", "versionType": "semver"}, {"status": "affected", "version": "4.0.0", "lessThan": "4.1.9", "versionType": "semver"}, {"status": "affected", "version": "0", "lessThan": "3.6.13", "versionType": "semver"}], "defaultStatus": "unaffected", "collectionURL": "https://repo.maven.apache.org/maven2", "packageName": "org.apache.cxf:cxf-rt-ws-security"}], "descriptions": [{"value": "Apache CXF's STSTokenValidator and Security Token Service (STS) cached validated security tokens under a non-cryptographic 32-bit hash of the token (Java Arrays.hashCode/hashCode()), and treated a cache hit as proof that the presented token had already been validated. An attacker could craft a token (for example a UsernameToken or a self-signed SAML Assertion) whose hash collides with a cached entry. The token would then be accepted without password validation, signature trust verification or a call to the STS. This could let the attacker authenticate as another user and, through STS token validation or renewal, obtain STS-signed tokens for that identity.\nUsers are recommended to upgrade to versions 4.2.4 or 4.1.9 or 3.6.13, which fix this issue.", "lang": "en", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Apache CXF's STSTokenValidator and Security Token Service (STS) cached validated security tokens under a non-cryptographic 32-bit hash of the token (Java <code>Arrays.hashCode</code>/<code>hashCode()</code>), and treated a cache hit as proof that the presented token had already been validated. An attacker could craft a token (for example a UsernameToken or a self-signed SAML Assertion) whose hash collides with a cached entry. The token would then be accepted without password validation, signature trust verification or a call to the STS. This could let the attacker authenticate as another user and, through STS token validation or renewal, obtain STS-signed tokens for that identity.<br>Users are recommended to upgrade to versions 4.2.4 or 4.1.9 or 3.6.13, which fix this issue."}]}], "references": [{"url": "https://lists.apache.org/thread.html/qthbnsyhqsxhl9p2h9v5dg4mnwv1b9r6", "tags": ["vendor-advisory"]}], "metrics": [{"other": {"type": "Textual description of severity", "content": {"text": "important"}}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "credits": [{"lang": "en", "value": "MopMonk-AI", "type": "finder"}], "x_generator": {"engine": "Vulnogram 1.0.3"}}}}

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