Vulnerability in Advanced File Manager

CVE-2026-11565

The Advanced File Manager WordPress plugin before 5.4.13 does not perform capability checks in several of its file management AJAX actions, allowing users with any role to which an administrator has granted file-manager access (as low as Subscriber) to read arbitrary files on the server — including sensitive configuration files — and to overwrite existing non-PHP files, which can be leveraged to compromise administrator accounts and the whole site.

CVSS v3 metric

CVSS v3 base score 8.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

  • Unknown Advanced File Manager

References

Frequently asked questions

What is CVE-2026-11565?
CVE-2026-11565 is a high-severity vulnerability in Advanced File Manager, classified under CWE-862 MISSING AUTHORIZATION. CVSS score: 8.5/10. Published 2026-08-19.
How severe is CVE-2026-11565?
High severity. CVSS v3 base score is 8.5 out of 10.