CVE-2025-30066 — tj-actions/changed-files GitHub Action Embedded Malicious Code Vulnerability
CVE-2025-30066: tj-actions/changed-files GitHub Action Embedded Malicious Code Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | tj-actions |
| Product | changed-files GitHub Action |
| Date added | 2025-03-18 |
| Due date | 2025-04-08 |
| Ransomware campaign use | Unknown |
Description
tj-actions/changed-files GitHub Action contains an embedded malicious code vulnerability that allows a remote attacker to discover secrets by reading Github Actions Workflow Logs. These secrets may include, but are not limited to, valid AWS access keys, GitHub personal access tokens (PATs), npm tokens, and private RSA keys.
Required action (CISA)
Apply mitigations as set forth in the CISA instructions linked below. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notes
This vulnerability affects a common open-source project, third-party library, or a protocol used by different products. For more information, please see: CISA Mitigation Instructions: https://www.cisa.gov/news-events/alerts/2025/03/18/supply-chain-compromise-third-party-tj-actionschanged-files-cve-2025-30066-and-reviewdogaction ; Additional References: https://github.com/tj-actions/changed-files/blob/45fb12d7a8bedb4da42342e52fe054c6c2c3fd73/README.md?plain=1#L20-L28 ; https://nvd.nist.gov/vuln/detail/CVE-2025-30066
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-30066
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog