{"id":"CVE-2026-104449","revision":"7f7a98146b2944c599e23b77e8d27809","records":[{"revision":"7f7a98146b2944c599e23b77e8d27809","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-104449","aliases":[],"title":"YesWiki before 4.6.7 Unauthenticated Page Overwrite via Bazar id_fiche","description":"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.","state":0,"publishedAt":"2026-10-02T11:38:21.736+00:00","modifiedAt":"2026-10-06T16:13:49.662+00:00","affected":[{"ecosystem":"Vendor product","name":"yeswiki","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"YesWiki\",\n                    \"product\": \"yeswiki\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"4.6.7\"\n                        },\n                        {\n                            \"version\": \"4.6.7\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N","score":8.3,"severity":"HIGH"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:L","score":6.5,"severity":"MEDIUM"}],"references":["https://github.com/YesWiki/yeswiki/security/advisories/GHSA-4388-phmh-jrw8","https://www.vulncheck.com/advisories/yeswiki-before-4.6.7-unauthenticated-page-overwrite-via-bazar-id-fiche"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-104449","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-104449","identifiers":["CVE-2026-104449"]},"retained":false,"historicalAffected":[]}],"coverage":[]}