Frontend File Manager Plugin: Cross-site scripting
Frontend File Manager Plugin is affected by cross-site scripting. Exploitation requires at least subscriber-level access. Injected script can execute in the affected site's origin when the vulnerable output is viewed. The published affected range is <= 23.6.
- Component
- Frontend File Manager Plugin
- Plugin slug
frontend-file-manager-plugin- Affected
- <= 23.6
- Safe version
> 23.6- Published
- Jun 23, 2026
- Weakness
- Not assigned
This CVE was published Jun 23, 2026 and is one of 18 known issues for this plugin.
Update, patch or deactivate.
Update Frontend File Manager Plugin to a release after 23.6, or disable and remove it until a fixed version is available.
A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.
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 23.6 does not sanitise nor escape a filename submitted to the frontend file-rename endpoint before storing it as post meta and rendering it back on the admin File Manager listing, leading to a Stored Cross-Site Scripting vulnerability exploitable by users with Subscriber-level access and above against an administrator viewing the file management interface.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N