{"schema":"threatline.record/2","record":{"id":"CVE-2026-104455","aliases":["GHSA-89vc-h4r4-h25q"],"summary":"YesWiki before 4.6.7 Read-ACL Bypass via recentchangesrssplus RSS Action","details":"YesWiki before 4.6.7 contains an access control bypass vulnerability that allows unauthenticated attackers to read restricted page content via the recentchangesrssplus RSS action. Attackers can request the xml method of a page hosting the action to retrieve 500-character body excerpts of every latest page, including read-restricted drafts and notes.","categories":["Unclassified"],"product":"yeswiki","vendor":"YesWiki","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-104455","source_modified_at":"2026-10-02T13:35:22.179Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"yeswiki","vendor":"YesWiki","versions":[{"lessThan":"4.6.7","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"4.6.7","versionType":"semver"}],"defaultStatus":"unaffected"},{"source":"GitHub Advisory Database","source_url":"https://github.com/YesWiki/yeswiki/security/advisories/GHSA-89vc-h4r4-h25q","source_modified_at":"2026-10-07T21:42:03Z","fetched_at":"2026-10-23T20:39:26.410340Z","package":{"ecosystem":"composer","name":"yeswiki/yeswiki"},"range":"<= 4.6.6"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-104455","source_modified_at":"2026-10-02T13:35:22.179Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"yeswiki","ecosystem":null},"version":"4.6.7","basis":"first unaffected version stated in the CVE record"},{"source":"GitHub Advisory Database","source_url":"https://github.com/YesWiki/yeswiki/security/advisories/GHSA-89vc-h4r4-h25q","source_modified_at":"2026-10-07T21:42:03Z","fetched_at":"2026-10-23T20:39:26.410340Z","package":{"ecosystem":"composer","name":"yeswiki/yeswiki"},"version":"4.6.7"}],"cvss":6.9,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00366,"percentile":0.29248,"score_date":"2026-10-23"},"published_at":"2026-10-02T11:38:25.740Z","modified_at":"2026-10-07T21:42:03Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-104455","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-10-02T13:35:22.179Z"},{"source":"GitHub Advisory Database","url":"https://github.com/YesWiki/yeswiki/security/advisories/GHSA-89vc-h4r4-h25q","fetched_at":"2026-10-23T20:39:26.410340Z","source_modified_at":"2026-10-07T21:42:03Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-104455","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","GitHub Advisory Database","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/YesWiki/yeswiki/security/advisories/GHSA-89vc-h4r4-h25q","tags":["exploit"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/yeswiki-before-4.6.7-read-acl-bypass-via-recentchangesrssplus-rss-action","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"poc","automatable":"yes","technical_impact":"partial","assessed_at":"2026-10-02T13:34:59.050464Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-07T21:42:03Z","content_hash":"9942fa54e23b487abc328d61f7542c81b3ecfbd7ce27de25756ba9274b89a953"}}