CVE-2026-1756

HIGH

WP FOFT Loader <2.1.39 - RCE

Title source: llm

Description

The WP FOFT Loader plugin for WordPress is vulnerable to arbitrary file uploads due to incorrect file type validation in the 'WP_FOFT_Loader_Mimes::file_and_ext' function in all versions up to, and including, 2.1.39. This makes it possible for authenticated attackers, with Author-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.

References (4)

[Product] https://plugins.trac.wordpress.org/browser/wp-foft-loader/trunk/includes/class-wp-foft-loader-mimes.php?rev=3449144#L31

[Product] https://plugins.trac.wordpress.org/browser/wp-foft-loader/trunk/includes/class-wp-foft-loader-mimes.php?rev=3449144#L45

[Product] https://plugins.trac.wordpress.org/changeset/3453101/wp-foft-loader/trunk/includes/class-wp-foft-loader-mimes.php

[Third Party Advisory] https://www.wordfence.com/threat-intel/vulnerabilities/id/cede8ff5-f739-4eb3-9672-5adb5d2ae0a9?source=cve

Scores

CVSS v3 8.8

EPSS 0.0012

EPSS Percentile 29.9%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-434

Status published

Products (1)

seezee/WP FOFT Loader < 2.1.39

Published Feb 04, 2026

Tracked Since Feb 18, 2026