CVE-2025-30066

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...

Basic Information

CVE State: PUBLISHED
Reserved Date: March 15, 2025
Published Date: March 15, 2025
Last Updated: March 22, 2025
Vendor: tj-actions
Product: changed-files
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.)

CVSS Scores

CVSS v3.1

8.6 - HIGH

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

SSVC Information

Exploitation: active
Automatable: Yes
Technical Impact: partial

Exploit Status

Exploited in the Wild: Yes (added 2025-03-18 00:00:00 UTC) Source
Proof of Concept Available: Yes (added 2025-03-18 14:33:29 UTC) Source

References

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 https://github.com/tj-actions/changed-files/issues/2463 https://www.stepsecurity.io/blog/harden-runner-detection-tj-actions-changed-files-action-is-compromised https://semgrep.dev/blog/2025/popular-github-action-tj-actionschanged-files-is-compromised/ https://news.ycombinator.com/item?id=43368870 https://web.archive.org/web/20250315060250/https://github.com/tj-actions/changed-files/issues/2463 https://news.ycombinator.com/item?id=43367987 https://github.com/rackerlabs/genestack/pull/903 https://github.com/chains-project/maven-lockfile/pull/1111 https://sysdig.com/blog/detecting-and-mitigating-the-tj-actions-changed-files-supply-chain-attack-cve-2025-30066/ https://github.com/espressif/arduino-esp32/issues/11127 https://github.com/modal-labs/modal-examples/issues/1100 https://github.com/tj-actions/changed-files/issues/2464 https://github.com/tj-actions/changed-files/blob/45fb12d7a8bedb4da42342e52fe054c6c2c3fd73/README.md?plain=1#L20-L28 https://www.wiz.io/blog/github-action-tj-actions-changed-files-supply-chain-attack-cve-2025-30066 https://www.stream.security/post/github-action-supply-chain-attack-exposes-secrets-what-you-need-to-know-and-how-to-respond https://www.sweet.security/blog/cve-2025-30066-tj-actions-supply-chain-attack https://github.com/tj-actions/changed-files/issues/2477 https://blog.gitguardian.com/compromised-tj-actions/

Known Exploited Vulnerability Information

Source	Added Date
CISA	2025-03-18 00:00:00 UTC

Potential Proof of Concepts

Warning: These PoCs have not been tested and could contain malware. Use at your own risk.

Checkmarx/Checkmarx-CVE-2025-30066-Detection-Tool

Type: github • Created: 2025-03-18 14:33:29 UTC • Stars: 1