{"schema":"threatline.record/2","record":{"id":"CVE-2026-87830","aliases":[],"summary":"Apache WSS4J: Streaming WS-SecurityPolicy validation may skip element-protection checks.","details":"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.","categories":["Unclassified"],"product":"Apache WSS4J","vendor":"Apache Software Foundation","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-87830","source_modified_at":"2026-09-30T19:47:41.782Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"Apache WSS4J","vendor":"Apache Software Foundation","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"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-87830","source_modified_at":"2026-09-30T19:47:41.782Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"Apache WSS4J","ecosystem":null},"version":"4.0.2","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-87830","source_modified_at":"2026-09-30T19:47:41.782Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"Apache WSS4J","ecosystem":null},"version":"3.0.6","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-87830","source_modified_at":"2026-09-30T19:47:41.782Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"Apache WSS4J","ecosystem":null},"version":"2.4.4","basis":"first unaffected version stated in the CVE record"}],"cvss":9.1,"severity":"Critical","kev":{"listed":false},"epss":{"probability":0.00213,"percentile":0.11036,"score_date":"2026-10-23"},"published_at":"2026-09-30T11:57:01.017Z","modified_at":"2026-09-30T19:47:41.782Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-87830","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-09-30T19:47:41.782Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-87830","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://lists.apache.org/thread.html/lwlozb1x20d16f9dnyvoygc9rrhzq2vn","tags":["vendor-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"none","automatable":"yes","technical_impact":"total","assessed_at":"2026-09-30T19:46:48.561887Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-09-30T19:47:41.782Z","content_hash":"f16311ad205e12f079c33afc883c2cae74fa594a206c549327f8e806fa217ec3"}}