What is CVE-2026-5337?

CVE-2026-5337 is a medium-severity vulnerability in Frontend File Manager Plugin, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-05-03.

How severe is CVE-2026-5337?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Frontend File Manager Plugin

CVE-2026-5337

During the analysis, it was identified that authenticated attackers with Subscriber-level access or higher are able to perform an Insecure Direct Object Reference (IDOR) attack. This vulnerability exists because the Frontend File Manager P…

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.000 (13.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Unknown Frontend File Manager Plugin — versions 0

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

contact@wpscan.com (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-5337?: CVE-2026-5337 is a medium-severity vulnerability in Frontend File Manager Plugin, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-05-03.
How severe is CVE-2026-5337?: Medium severity. CVSS v3 base score is 6.5 out of 10.