---
id: CVE-2026-79987
title: "A remote, authenticated, non-admin Craft CMS Control Panel user with only the\_accessCp\_permission can execute operating system commands as the PHP web worker."
summary: "A remote, authenticated, non-admin Craft CMS Control Panel user with only the\_accessCp\_permission can execute operating system commands as the PHP web worker."
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-470
vendor: craftcms
product: craftcms/cms
affected:
  - craftcms/cms >= 5.8.0 < 5.10.13
published: '2026-09-10'
updated: '2026-09-11'
sourceUpdated: '2026-09-11T04:17:55.070'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-79987'
references:
  - url: 'https://github.com/craftcms/cms'
    label: 7004884b-51e2-48e8-b4a2-5ca29e80453e
  - url: 'https://github.com/craftcms/cms/releases/tag/5.10.13'
    label: 7004884b-51e2-48e8-b4a2-5ca29e80453e
  - url: 'https://github.com/craftcms/cms/security/advisories/GHSA-9c4j-cjw3-r3xx'
    label: 7004884b-51e2-48e8-b4a2-5ca29e80453e
  - url: 'https://www.hckrt.com/hacktivity/HCKRT-9TSYY2'
    label: 7004884b-51e2-48e8-b4a2-5ca29e80453e
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-10T00:00:00+00:00'
ingestedAt: '2026-09-13T19:00:14.741Z'
epss: 0.00649
epssPercentile: 0.48925
---

## Overview

A remote, authenticated, non-admin Craft CMS Control Panel user with only the accessCp permission can execute operating system commands as the PHP web worker.

## Remediation

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