Description
Yii 2 before 2.0.52 mishandles the attaching of behavior that is defined by an __class array key, a CVE-2024-4990 regression, as exploited in the wild in February through April 2025.
Metrics
CVSS 3.1 9.8/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| yiiframework | Yii | >= 2, < 2.0.52 |
References
- https://github.com/yiisoft/yii2/commit/40fe496eda529fd1d933b56a1022ec32d3cd0b12Patch
- https://github.com/yiisoft/yii2/compare/2.0.51...2.0.52Issue Tracking
- https://github.com/yiisoft/yii2/pull/20232Patch
- https://github.com/yiisoft/yii2/pull/20232#issuecomment-2252459709Issue Tracking
- https://www.yiiframework.com/news/709/please-upgrade-to-yii-2-0-52Vendor Advisory
- https://sensepost.com/blog/2025/investigating-an-in-the-wild-campaign-using-rce-in-craftcms/Exploit, Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-58136US Government Resource
Timeline
- Published
- Apr 10, 2025
- Last modified
- Jun 17, 2026
- Added to CISA KEV
- May 2, 2025
- NVD status
- Analyzed