CVE-2025-35939
Craft CMS External Control of Assumed-Immutable Web Parameter Vulnerability
MITRE ATT&CK techniques
How this vulnerability maps to adversary behaviour, from the Center for Threat-Informed Defense's public CVE→ATT&CK mappings. Use it to check whether your detections already cover the technique.
Summary
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.
Affected software
Vendor: Craft CMS · Product: Craft CMS
Weakness types (CWE):
What to do
This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.
Related vulnerabilities in Craft CMS
| CVE | Name | EPSS | Exploited |
|---|---|---|---|
| CVE-2025-32432 | Craft CMS Code Injection Vulnerability | 99.8% | Yes |
| CVE-2024-56145 | Craft CMS Code Injection Vulnerability | 97.4% | Yes |
| CVE-2025-23209 | Craft CMS Code Injection Vulnerability | 4.4% | Yes |
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