---
id: CVE-2026-74037
title: >-
  Wazuh 4.0.0 before 4.14.8 fails to invalidate issued tokens for run_as users
  with zero static roles, because check_token never consults the blacklist
summary: >-
  Wazuh 4.0.0 before 4.14.8 fails to invalidate issued tokens for run_as users
  with zero static roles, because check_token never consults the blacklist.
  Attackers with revoked administrator grants can continue authenticating and
  self-link …
severity: high
cvss: 7.2
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-613
published: '2026-10-13'
updated: '2026-10-13'
sourceUpdated: '2026-10-13T14:17:40.570'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-74037'
references:
  - url: 'https://github.com/wazuh/wazuh/releases/tag/v4.14.8'
    label: disclosure@vulncheck.com
  - url: 'https://github.com/wazuh/wazuh/security/advisories/GHSA-3xm6-wp5v-2fm9'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/wazuh-4.0.0-before-4.14.8-session-invalidation-bypass-in-check-token
    label: disclosure@vulncheck.com
tags:
  - nvd
ingestedAt: '2026-10-13T14:29:01.862Z'
---

## Overview

Wazuh 4.0.0 before 4.14.8 fails to invalidate issued tokens for run_as users with zero static roles, because check_token never consults the blacklist. Attackers with revoked administrator grants can continue authenticating and self-link the administrator role to permanently retain privileged access.

## Remediation

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