CVE-2026-28133CWE-434

WordPress Filr plugin <= 1.2.14 - Arbitrary File Upload vulnerability

High · published March 5, 2026

CVSS v3.1
8.5
EPSS
0%
Percentile
32.4
In the wild
Unconfirmed
What it is

Unrestricted Upload of File with Dangerous Type vulnerability in WP Chill Filr filr-protection allows Upload a Web Shell to a Web Server.This issue affects Filr: from n/a through <= 1.2.14.

The record
Technical detail
CVSS v3.1
8.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00393 · 32.4th percentile
Weakness
CWE-434 · Unrestricted Upload of File with Dangerous Type
Published
2026-03-05T05:54Z
EPSS history
Timeline
  • 05 MAR 05:54Z
    WordPress Filr plugin <= 1.2.14 - Arbitrary File Upload vulnerability
    cvelistv5