# CVE-2025-35939: A Craft CMS bug is being used in attacks

Status: Being used now (CISA KEV, added 2025-06-02)
Who: 
Do this: 

## Agent prompt (read-only)
Read-only check, change nothing, send nothing anywhere.
Is Craft CMS Craft CMS (CVE-2025-35939) installed or running on this machine or in this project?
1. Find every copy and its version (apps, packages, containers, lockfiles).
2. Compare each version against the vendor's fixed version for CVE-2025-35939. Quote the vendor page you used.
3. Report a table: where, version, fixed version, status (exposed / fixed / not installed / unsure).
4. List the exact update steps, but do not run them.

## Official description
Craft CMS contains an external control of assumed-immutable web parameter vulnerability. This vulnerability could allow an unauthenticated client to introduce arbitrary values, such as PHP code, to a known local file location on the server. This vulnerability could be chained with CVE-2024-58136 as represented by CVE-2025-32432.

## Sources
- https://github.com/craftcms/cms/pull/17220
- https://nvd.nist.gov/vuln/detail/CVE-2025-35939
- https://nvd.nist.gov/vuln/detail/CVE-2025-35939

Generated by isitexploited.org from public sources. Verify version numbers against the vendor before acting.