CVE-2026-104452

Description

YesWiki before 4.6.7 contains a cross-site request forgery vulnerability in the filemanager page handler, which deletes page attachments on GET requests without validating a CSRF token. Attackers can lure a logged-in page owner or administrator into a top-level GET navigation with do=del, erase, or emptytrash, deleting or permanently purging the page's attachments.

CVSS Vector

References

• https://github.com/YesWiki/yeswiki/security/advisories/GHSA-7m4h-m7qm-hc32
• https://www.vulncheck.com/advisories/yeswiki-before-4.6.7-csrf-attachment-deletion-via-filemanager-handler