Vulnerability · Published Feb 17, 2026 · Assigned by WPScan

CVE-2026-0829Frontend File Manager Plugin <= 23.5 - Unauthenticated Arbitrary Email Sending

Medium 5.8

In plain English

A medium-severity missing authorization in Frontend File Manager Plugin from Unknown. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 55% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei.

Severity (CVSS 3.1)5.8Medium

Exploit odds (30 days)0.7%top 45.3% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack tooling1Nuclei

Official description

The Frontend File Manager Plugin WordPress plugin through 23.5 allows unauthenticated users to send emails through the site without any security checks. This lets attackers use the WordPress site as an open relay for spam or phishing emails to anyone. Attackers can also guess file IDs to access and share uploaded files without permission, exposing sensitive information.

Affected products (as reported)

Vendor	Product	Versions
Unknown	Frontend File Manager Plugin	0 – through 23.5

Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

References

https://wpscan.com/vulnerability/57d62cea-cfb8-4421-a209-e64a015ad225/ exploit, vdb-entry, technical-description