CVE-2026-55745: Cotonti

Medium severity, CVSS 5.4. EPSS: 0.1% chance of exploitation in the next 30 days.

Cotonti 1.0.0 (master branch, commit f43f1fc3) is vulnerable to Cross-Site Request Forgery in the Personal File Storage (PFS) module. In modules/pfs/inc/pfs.editfolder.php, the folder update action ('a=update') updates folder metadata (title, description, public/gallery flags) without calling cot_check_xg to validate the anti-CSRF token.

Affected products

• Cotonti Cotonti: version 1.0.0 only

Published 2026-06-18. Last modified 2026-08-10.