PatchSiren

Cotonti CVE debriefs

These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.

MEDIUM Cotonti CVE published 2026-06-18

CVE-2026-55745

The Cotonti 1.0.0 web application, specifically the Personal File Storage (PFS) module, is vulnerable to Cross-Site Request Forgery (CSRF). This vulnerability allows a remote attacker to force an authenticated user's browser to submit a forged request, modifying the victim's folder metadata. The issue arises from the lack of validation for the anti-CSRF token in the folder update action. A successful expl [truncated]

HIGH Cotonti CVE published 2026-06-18

CVE-2026-55744

CVE-2026-55744 is a high-severity Cross-Site Request Forgery (CSRF) vulnerability in Cotonti 1.0.0's Personal File Storage (PFS) module. An attacker can exploit this by luring an authenticated user to visit a malicious page, forcing their browser to submit a forged multipart request that uploads arbitrary files into the victim's PFS storage. This vulnerability has a CVSS score of 8.6 and is considered HIG [truncated]

CRITICAL Cotonti CVE published 2026-06-18

CVE-2026-55742

CVE-2026-55742 is a critical Cross-Site Request Forgery (CSRF) vulnerability in Cotonti 1.0.0. The vulnerability exists in the administration rights handler, specifically in the system/admin/admin.rights.php file. An attacker can exploit this vulnerability by luring an authenticated administrator into visiting a malicious page, which can force the browser to submit a forged request that grants elevated pe [truncated]

HIGH Cotonti CVE published 2026-06-18

CVE-2026-55741

CVE-2026-55741 is a high-severity Cross-Site Request Forgery (CSRF) vulnerability in Cotonti 1.0.0. The vulnerability exists in the administration configuration handler, specifically in the system/admin/admin.config.php file. An attacker can exploit this vulnerability by luring an authenticated administrator to visit a malicious page, which can force the browser to submit a forged request that modifies ar [truncated]