# CVE-2025-23209: Potential RCE with a compromised security key in craft/cms

> CVE-2025-23209: Potential RCE with a compromised security key in craft/cms. CVSS 8.1 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2025-23209
Last updated: 2026-06-17T08:52:39Z

- Published: 2025-01-18 00:32 UTC · Updated: 2026-06-17 08:52 UTC · Assigner: GitHub\_M
- CVSS: 8.1 (CVSS 3.1) · Severity: High · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H
- EPSS: 21.6%, 98th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2025-02-20, federal due date 2025-03-13, ransomware use: Unknown
- CWE: CWE-94

## 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.

## CISA required action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

## Affected vendors and products

- craftcms: cms

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2025-23209)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2025-23209)
- [https://craftcms.com/knowledge-base/securing-craft\#keep-your-secrets-secret](https://craftcms.com/knowledge-base/securing-craft#keep-your-secrets-secret)
- [https://github.com/craftcms/cms/commit/e59e22b30c9dd39e5e2c7fe02c147bcbd004e603](https://github.com/craftcms/cms/commit/e59e22b30c9dd39e5e2c7fe02c147bcbd004e603)
- [https://github.com/craftcms/cms/security/advisories/GHSA-x684-96hh-833x](https://github.com/craftcms/cms/security/advisories/GHSA-x684-96hh-833x)

---

_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


---
Canonical: https://rewindex.com/cve/CVE-2025-23209 · Markdown: https://rewindex.com/cve/CVE-2025-23209.md · JSON: https://rewindex.com/api/v1/cves/CVE-2025-23209 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:15:09.961Z