CVE-2026-15916: CWE-862 Missing Authorization in Drupal Drupal core
Description
CVE-2026-15916 is a missing authorization vulnerability in Drupal core that allows forceful browsing. It affects multiple Drupal core versions up to 10.6.13 and certain 11.x versions. The vulnerability has a medium severity with a CVSS score of 4.2. No official patch or remediation guidance is currently provided by the vendor. There are no known exploits in the wild at this time.
CVSS v3.1
Score 4.2medium
Affected software
Drupal
Drupal core
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-862) in Drupal core involves missing authorization checks, enabling unauthorized users to perform forceful browsing. It affects Drupal core versions from 0.0.0 up to 10.6.13, and from 11.3.0 to 11.3.14, as well as from 11.4.0 to 11.4.4, including all 11.0.*, 11.1.*, and 11.2.* versions. The CVSS 3.1 base score is 4.2, indicating medium severity with network attack vector, high attack complexity, no privileges required, user interaction required, and low impact on confidentiality and integrity, with no impact on availability. No vendor advisory or patch information is currently available.
Potential Impact
The vulnerability allows unauthorized users to bypass authorization controls and access resources via forceful browsing. The impact is limited to low confidentiality and integrity loss, with no availability impact. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, organizations should monitor Drupal security advisories and apply updates promptly once available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- drupal
- Date Reserved
- 2026-07-15T19:41:24.786Z
- State
- PUBLISHED
Threat ID: 6a8e193dacd9273b49cc22ac
Added to database: 08/25/2026, 22:37:49 UTC
Last enriched: 09/10/2026, 12:24:35 UTC
Last updated: 10/08/2026, 18:48:43 UTC
Views: 45
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