---
id: CVE-2026-13158
title: >-
  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…
summary: >-
  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…
severity: none
published: '2026-08-01'
updated: '2026-08-01'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-13158'
references:
  - url: 'https://wpscan.com/vulnerability/f101071f-402a-40a2-bbdb-666512cd4049/'
    label: contact@wpscan.com
tags:
  - nvd
  - exploit-available
epss: 0.00499
epssPercentile: 0.40138
ingestedAt: '2026-08-02T01:16:32.356Z'
exploits:
  github: 1
  githubRepos:
    - 'https://github.com/MinhHK68/CVE-2026-13158'
  checkedAt: '2026-09-25T08:20:49.928Z'
exploitAvailable: true
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.