---
id: CVE-2026-105806
title: Payload is a free and open source headless content management system
summary: >-
  Payload is a free and open source headless content management system. In
  @payloadcms/plugin-mcp versions from 3.61.0 until 3.88.0, an authenticated
  user can manage MCP API keys outside the intended account, enabling privilege
  escalation …
severity: high
cvss: 8.6
cvssVector: 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'
cwe:
  - CWE-862
vendor: payloadcms
product: '@payloadcms/plugin-mcp'
affected:
  - '@payloadcms/plugin-mcp >= 3.61.0, < 3.88.0'
patched:
  - '@payloadcms/plugin-mcp 3.88.0'
published: '2026-10-06'
updated: '2026-10-06'
sourceUpdated: '2026-10-06T18:16:47.777'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-105806'
references:
  - url: >-
      https://github.com/payloadcms/payload/commit/025581d8c5ed836039ad85397288a30f0d3c11c1
    label: security-advisories@github.com
  - url: 'https://github.com/payloadcms/payload/releases/tag/v3.88.0'
    label: security-advisories@github.com
  - url: >-
      https://github.com/payloadcms/payload/security/advisories/GHSA-2q76-m6w6-qgc6
    label: security-advisories@github.com
  - url: 'https://github.com/advisories/GHSA-2q76-m6w6-qgc6'
tags:
  - nvd
  - ghsa
  - npm
  - cve.org
aliases:
  - GHSA-2q76-m6w6-qgc6
ecosystem: npm
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-06T17:34:09.694438Z'
cvssSource: cna
ingestedAt: '2026-10-06T16:04:04.483Z'
---

## Overview

Payload is a free and open source headless content management system. In @payloadcms/plugin-mcp versions from 3.61.0 until 3.88.0, an authenticated user can manage MCP API keys outside the intended account, enabling privilege escalation through account takeover. This issue is fixed in version 3.88.0.

## Remediation

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

## Package advisory (CVE-2026-105806)

Affected packages:

- `@payloadcms/plugin-mcp >= 3.61.0, < 3.88.0`

Patched in:

- `@payloadcms/plugin-mcp 3.88.0`

Source: https://github.com/advisories/GHSA-2q76-m6w6-qgc6