WordPress security changelog
CRITICAL CVE-2025-23918 Deferred

Smallerik File Browser: Dangerous file upload

Smallerik File Browser is affected by dangerous file upload. Exposure depends on how the affected operation is made reachable by the site. Successful exploitation can place attacker-controlled executable content on the server and may lead to full site compromise.

CVE / CNA score 9.9 CVSS 3.1 · audit@patchstack.com
NVD score Pending NVD has not published its own CVSS assessment.
Component
Smallerik File Browser
Plugin slug
smallerik-file-browser
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Jan 22, 2025
Weakness
CWE-434 — Unrestricted Upload of File with Dangerous Type

This CVE was published Jan 22, 2025 and is one of 1 known issue for this plugin.

Update, patch or deactivate.

Update Smallerik File Browser 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

Unrestricted Upload of File with Dangerous Type vulnerability in Enrico Sandoli Smallerik File Browser smallerik-file-browser allows Upload a Web Shell to a Web Server.This issue affects Smallerik File Browser: from n/a through <= 1.1.

CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Primary and upstream sources