{"id":"CVE-2026-104471","published":"2026-10-02T12:17:20.037","lastModified":"2026-10-02T14:17:09.137","description":"YesWiki before 4.6.7 contains an unrestricted file upload vulnerability that allows authenticated admins to write remote files into the web-accessible files/ directory via Bazar CSV import preview. Attackers can import a CSV whose file or image field references a remote .php URL, which is saved without extension checks and executed as server-side code.","cvssScore":7.2,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","cwes":["CWE-434"],"vendors":[],"products":[],"references":[{"url":"https://github.com/YesWiki/yeswiki/security/advisories/GHSA-v3gq-c7c6-mxw3","tags":[]},{"url":"https://www.vulncheck.com/advisories/yeswiki-before-4.6.7-unrestricted-file-upload-via-bazar-csv-import","tags":[]},{"url":"https://github.com/YesWiki/yeswiki/security/advisories/GHSA-v3gq-c7c6-mxw3","tags":[]}],"exploitRefs":[{"url":"https://github.com/YesWiki/yeswiki/security/advisories/GHSA-v3gq-c7c6-mxw3","tags":[]},{"url":"https://github.com/YesWiki/yeswiki/security/advisories/GHSA-v3gq-c7c6-mxw3","tags":[]}],"hasPoc":true,"ai":null}