Frontend File Manager Plugin: A security weakness
Frontend File Manager Plugin is affected by a security weakness. The vulnerable path is reachable without authentication. The resulting impact depends on how the affected component exposes the vulnerable operation.
- Component
- Frontend File Manager Plugin
- Plugin slug
frontend-file-manager-plugin- Affected
- See vendor advisory
- Safe version
- See mitigation notes
- Published
- Feb 17, 2026
- Weakness
- CWE-862 — Missing Authorization
This CVE was published Feb 17, 2026 and is one of 18 known issues for this plugin.
Update, patch or deactivate.
Update Frontend File Manager Plugin to a release outside the affected range, or disable and remove it until a fixed version is available.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical 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.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N