{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-87830", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-09-09T11:00:14.995Z", "datePublished": "2026-09-30T11:57:01.017Z", "dateUpdated": "2026-09-30T12:12:21.163Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-09-30T11:57:01.017Z"}, "title": "Apache WSS4J: Streaming WS-SecurityPolicy validation may skip element-protection checks.", "source": {"discovery": "UNKNOWN"}, "affected": [{"vendor": "Apache Software Foundation", "product": "Apache WSS4J", "packageURL": "pkg:maven/org.apache.wss4j/wss4j-ws-security-policy-stax", "versions": [{"status": "affected", "version": "4.0.0", "lessThan": "4.0.2", "versionType": "semver"}, {"status": "affected", "version": "3.0.0", "lessThan": "3.0.6", "versionType": "semver"}, {"status": "affected", "version": "0", "lessThan": "2.4.4", "versionType": "semver"}], "defaultStatus": "unaffected", "collectionURL": "https://repo.maven.apache.org/maven2", "packageName": "org.apache.wss4j:wss4j-ws-security-policy-stax"}], "descriptions": [{"value": "In the StAX streaming WS-SecurityPolicy validator, certain relative or unsupported XPath expressions can be converted into paths that never match the actual XML element path. A remote SOAP peer may therefore send a required element without the expected signature or encryption.\nUsers are recommended to upgrade to versions 4.0.2 or 3.0.6 or 2.4.4, which fix this issue.", "lang": "en", "supportingMedia": [{"type": "text/html", "base64": false, "value": "In the StAX streaming WS-SecurityPolicy validator, certain relative or unsupported XPath expressions can be converted into paths that never match the actual XML element path. A remote SOAP peer may therefore send a required element without the expected signature or encryption.<div><br>Users are recommended to upgrade to versions 4.0.2 or 3.0.6 or 2.4.4, which fix this issue.</div>"}]}], "references": [{"url": "https://lists.apache.org/thread.html/lwlozb1x20d16f9dnyvoygc9rrhzq2vn", "tags": ["vendor-advisory"]}], "metrics": [{"other": {"type": "Textual description of severity", "content": {"text": "low"}}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "credits": [{"lang": "en", "value": "Reported by n0mi1k", "type": "finder"}], "x_generator": {"engine": "Vulnogram 1.0.3"}}, "adp": [{"title": "CVE Program Container", "references": [{"url": "http://www.openwall.com/lists/oss-security/2026/09/30/9"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-09-30T12:12:21.163Z"}}]}}

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{"affected": [{"affectedData": [{"collectionURL": "https://repo.maven.apache.org/maven2", "defaultStatus": "unaffected", "packageName": "org.apache.wss4j:wss4j-ws-security-policy-stax", "packageURL": "pkg:maven/org.apache.wss4j/wss4j-ws-security-policy-stax", "product": "Apache WSS4J", "vendor": "Apache Software Foundation", "versions": [{"lessThan": "4.0.2", "status": "affected", "version": "4.0.0", "versionType": "semver"}, {"lessThan": "3.0.6", "status": "affected", "version": "3.0.0", "versionType": "semver"}, {"lessThan": "2.4.4", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "security@apache.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the StAX streaming WS-SecurityPolicy validator, certain relative or unsupported XPath expressions can be converted into paths that never match the actual XML element path. A remote SOAP peer may therefore send a required element without the expected signature or encryption.\nUsers are recommended to upgrade to versions 4.0.2 or 3.0.6 or 2.4.4, which fix this issue."}], "id": "CVE-2026-87830", "lastModified": "2026-09-30T13:17:21.350", "metrics": {}, "published": "2026-09-30T12:17:14.087", "references": [{"source": "security@apache.org", "url": "https://lists.apache.org/thread.html/lwlozb1x20d16f9dnyvoygc9rrhzq2vn"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2026/09/30/9"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Received"}

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{"created": "2026-09-30T13:30:17.746705+00:00", "updated": "2026-09-30T13:30:17.746712+00:00", "vendors": [], "weaknesses": ["CWE-643", "CWE-264"]}