CVE-2026-13158CWE-434unrestricted-file-upload

CVE-2026-13158

High · published August 1, 2026

CVSS v3.1
7.2
EPSS
0%
Percentile
41.9
In the wild
Unconfirmed
What it is

The Everest Toolkit WordPress plugin through 1.2.3 does not validate the type of files uploaded during demo-content import (the WordPress file-type test is disabled), allowing high-privilege users (Administrator by default, including non-super-admin site administrators on multisite) to upload executable PHP files to the uploads directory.

The record
Technical detail
CVSS v3.1
7.2 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00499 · 41.9th percentile
Weakness
CWE-434 · Unrestricted Upload of File with Dangerous Type
Published
2026-08-01T11:16Z
References (1)
https://wpscan.com/vulnerability/f101071f-402a-40a2-bbdb-666512cd4049/ · [email protected]
EPSS history
Timeline
  • 01 AUG 06:00Z
    Everest Toolkit <= 1.2.3 - Admin+ Arbitrary File Upload
    cvelistv5