CVE-2025-30066
HIGH(8.6)KEVElevated Risk
tj-actions/changed-files GitHub Action Embedded Malicious Code Vulnerability
Description
tj-actions changed-files before 46 allows remote attackers to discover secrets by reading actions logs. (The tags v1 through v45.0.7 were affected on 2025-03-14 and 2025-03-15 because they were modified by a threat actor to point at commit 0e58ed8, which contained malicious updateFeatures code.)
KEV Information
CVSS Score
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:NOpen in CalculatorCWEs
Affected Products
| Vendor | Product | Version |
|---|---|---|
| tj-actions | changed-files | <= 45.0.7 |
Multiple CVSS Assessments
Source: [email protected](Secondary)
8.6
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Source: [email protected](Primary)
8.6
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
References
- https://blog.gitguardian.com/compromised-tj-actions/(Exploit, Third Party Advisory)
- https://github.com/chains-project/maven-lockfile/pull/1111(Issue Tracking)
- https://github.com/espressif/arduino-esp32/issues/11127(Issue Tracking)
- https://github.com/github/docs/blob/962a1c8dccb8c0f66548b324e5b921b5e4fbc3d6/content/actions/security-for-github-actions/security-guides/security-hardening-for-github-actions.md?plain=1#L191-L193(Product)
- https://github.com/modal-labs/modal-examples/issues/1100(Issue Tracking)
- https://github.com/rackerlabs/genestack/pull/903(Issue Tracking)
- https://github.com/tj-actions/changed-files/blob/45fb12d7a8bedb4da42342e52fe054c6c2c3fd73/README.md?plain=1#L20-L28(Product)
- https://github.com/tj-actions/changed-files/issues/2463(Issue Tracking)
- https://github.com/tj-actions/changed-files/issues/2464(Issue Tracking)
- https://github.com/tj-actions/changed-files/issues/2477(Issue Tracking)
- https://news.ycombinator.com/item?id=43367987(Issue Tracking, Third Party Advisory)
- https://news.ycombinator.com/item?id=43368870(Issue Tracking, Third Party Advisory)
- https://semgrep.dev/blog/2025/popular-github-action-tj-actionschanged-files-is-compromised/(Third Party Advisory)
- https://sysdig.com/blog/detecting-and-mitigating-the-tj-actions-changed-files-supply-chain-attack-cve-2025-30066/(Mitigation, Third Party Advisory)
- https://web.archive.org/web/20250315060250/https://github.com/tj-actions/changed-files/issues/2463(Issue Tracking)
- https://www.stepsecurity.io/blog/harden-runner-detection-tj-actions-changed-files-action-is-compromised(Exploit, Mitigation, Third Party Advisory)
- https://www.stream.security/post/github-action-supply-chain-attack-exposes-secrets-what-you-need-to-know-and-how-to-respond(Third Party Advisory)
- https://www.sweet.security/blog/cve-2025-30066-tj-actions-supply-chain-attack(Third Party Advisory)
- https://www.wiz.io/blog/github-action-tj-actions-changed-files-supply-chain-attack-cve-2025-30066(Third Party Advisory)
- https://www.cisa.gov/news-events/alerts/2025/03/18/supply-chain-compromise-third-party-github-action-cve-2025-30066(Third Party Advisory, US Government Resource)
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-30066(US Government Resource)
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