Authorization Bypass Through User-Controlled Key Affecting craftcms/cms package, versions >=4.0.0-RC1, <4.16.18>=5.0.0-RC1, <5.8.22
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applicationsSnyk Learn
Learn about Authorization Bypass Through User-Controlled Key vulnerabilities in an interactive lesson.
Start learning- Snyk IDSNYK-PHP-CRAFTCMSCMS-15268424
- published12 Feb 2026
- disclosed9 Feb 2026
- creditvitalysim
Introduced: 9 Feb 2026
CVE-2026-25497 (opens in a new tab)How to fix?
Upgrade craftcms/cms to version 4.16.18, 5.8.22 or higher.
Overview
craftcms/cms is a content management system.
Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key via the saveAsset function. An attacker can gain unauthorized access to modify or transfer assets across restricted volumes by exploiting insufficient validation of asset ownership during mutation operations.