HIGH 8.2 NVD
CVE-2026-116826
YesWiki before 4.7.0 contains a server-side request forgery vulnerability in DuplicationManager::downloadFile() that allows authenticated administrators to make
YesWiki before 4.7.0 contains a server-side request forgery vulnerability in DuplicationManager::downloadFile() that allows authenticated administrators to make arbitrary outbound requests via the files array. Attackers can POST file:// or internal URLs to /api/pages/{tag}/duplicate, storing local files, cloud metadata, or database credentials in the publicly accessible files/ directory.
References
- https://github.com/YesWiki/yeswiki/security/advisories/GHSA-qmpm-85pr-3qq8
- https://www.vulncheck.com/advisories/yeswiki-before-4.7.0-authenticated-ssrf-via-page-dupl
This high severity vulnerability with a CVSS score of 8.2 was published on 2026-10-27 via NVD.
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