CVE-2025-30066: tj-actions/changed-files GitHub Action Embedded Malicious Code Vulnerability
In CISA’s Known Exploited Vulnerabilities catalog: tj-actions/changed-files GitHub Action Embedded Malicious Code Vulnerability.
Added , federal remediation due . Known ransomware use: Unknown.
Required action: 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.
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.)
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N · CWE-506
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
tj-actions: changed-files
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- blog.gitguardian.com/compromised-tj-actions/ (opens in new tab)
- github.com/chains-project/maven-lockfile/pull/1111 (opens in new tab)
- github.com/espressif/arduino-esp32/issues/11127 (opens in new tab)
- github.com/github/docs/blob/962a1c8dccb8c0f66548b324e5b921b5e4fbc3d6/content/act… (opens in new tab)
- github.com/modal-labs/modal-examples/issues/1100 (opens in new tab)
- github.com/rackerlabs/genestack/pull/903 (opens in new tab)
- github.com/tj-actions/changed-files/blob/45fb12d7a8bedb4da42342e52fe054c6c2c3fd7… (opens in new tab)
- github.com/tj-actions/changed-files/issues/2463 (opens in new tab)
- github.com/tj-actions/changed-files/issues/2464 (opens in new tab)
- github.com/tj-actions/changed-files/issues/2477 (opens in new tab)
- news.ycombinator.com/item (opens in new tab)
- news.ycombinator.com/item (opens in new tab)
- semgrep.dev/blog/2025/popular-github-action-tj-actionschanged-files-is-compromise… (opens in new tab)
- sysdig.com/blog/detecting-and-mitigating-the-tj-actions-changed-files-supply-cha… (opens in new tab)
- web.archive.org/web/20250315060250/https://github.com/tj-actions/changed-files/issues… (opens in new tab)
- www.stepsecurity.io/blog/harden-runner-detection-tj-actions-changed-files-action-is-compr… (opens in new tab)
- www.stream.security/post/github-action-supply-chain-attack-exposes-secrets-what-you-need-… (opens in new tab)
- www.sweet.security/blog/cve-2025-30066-tj-actions-supply-chain-attack (opens in new tab)
- www.wiz.io/blog/github-action-tj-actions-changed-files-supply-chain-attack-cve-2… (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)