CVE-2025-23209: Potential RCE with a compromised security key in craft/cms
In CISA’s Known Exploited Vulnerabilities catalog: Craft CMS Code Injection Vulnerability.
Added , federal remediation due . Known ransomware use: Unknown.
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Description
Craft is a flexible, user-friendly CMS for creating custom digital experiences on the web and beyond. This is an remote code execution (RCE) vulnerability that affects Craft 4 and 5 installs where your security key has already been compromised. Anyone running an unpatched version of Craft with a compromised security key is affected. This vulnerability has been patched in Craft 5.5.8 and 4.13.8. Users who cannot update to a patched version, should rotate their security keys and ensure their privacy to help migitgate the issue.
Vector CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H · CWE-94
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
craftcms: cms
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- craftcms.com/knowledge-base/securing-craft (opens in new tab)
- github.com/craftcms/cms/commit/e59e22b30c9dd39e5e2c7fe02c147bcbd004e603 (opens in new tab)
- github.com/craftcms/cms/security/advisories/GHSA-x684-96hh-833x (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)