{"schema":"threatline.record/2","record":{"id":"CVE-2026-104449","aliases":["GHSA-4388-phmh-jrw8"],"summary":"YesWiki before 4.6.7 Unauthenticated Page Overwrite via Bazar id_fiche","details":"YesWiki before 4.6.7 contains an access control vulnerability allowing unauthenticated attackers to overwrite any existing wiki page, including pages whose write ACL restricts editing, via the Bazar entry-creation flow. Attackers can submit a crafted entry with an attacker-controlled id_fiche matching an existing page, overwriting its body for mass defacement and content destruction.","categories":["Unclassified"],"product":"yeswiki","vendor":"YesWiki","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-104449","source_modified_at":"2026-10-06T16:13:49.662Z","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-4388-phmh-jrw8","source_modified_at":"2026-10-07T21:41:43Z","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-2026-104449","source_modified_at":"2026-10-06T16:13:49.662Z","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-4388-phmh-jrw8","source_modified_at":"2026-10-07T21:41:43Z","fetched_at":"2026-10-23T20:39:26.410340Z","package":{"ecosystem":"composer","name":"yeswiki/yeswiki"},"version":"4.6.7"}],"cvss":8.3,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00277,"percentile":0.19073,"score_date":"2026-10-23"},"published_at":"2026-10-02T11:38:21.736Z","modified_at":"2026-10-07T21:41:43Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-104449","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-10-06T16:13:49.662Z"},{"source":"GitHub Advisory Database","url":"https://github.com/YesWiki/yeswiki/security/advisories/GHSA-4388-phmh-jrw8","fetched_at":"2026-10-23T20:39:26.410340Z","source_modified_at":"2026-10-07T21:41:43Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-104449","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-4388-phmh-jrw8","tags":["exploit"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/yeswiki-before-4.6.7-unauthenticated-page-overwrite-via-bazar-id-fiche","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":"no","technical_impact":"partial","assessed_at":"2026-10-06T16:13:19.690740Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-07T21:41:43Z","content_hash":"99a477eda7e135f89f707f4795d454642b28bc9b23e0dc0c285de34e71976a8c"}}