Frontend File Manager Plugin: Cross-site scripting
Frontend File Manager Plugin is affected by cross-site scripting. Exploitation requires an authenticated subscriber account. 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
- See mitigation notes
- Published
- Jun 23, 2026
- Weakness
- Not assigned
This CVE was published Jun 23, 2026 and is one of 19 known issues for this plugin.
Update, patch or deactivate.
No fixed release is identified. Update Frontend File Manager Plugin when a release after 23.6 becomes available; until then, disable and remove it when the site's risk warrants.
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 23.6 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