CVE-2025-30066tj-actions changed-files before 46 allows remote attackers to discover secrets by reading actions logs.
Updated under an hour ago ()
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It affects tj-actions changed-files and 1 other product. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Mar 18, 2025; federal agencies had to remediate by Apr 8, 2025. Treat that date as your deadline.
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Free account, 1 product
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
- 8.6 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
- Weakness (CWE)
- CWE-506
- Known exploited
- Added to CISA KEV Mar 18, 2025; federal remediation due Apr 8, 2025Apply 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.
- EPSS (exploitation in the next 30 days)
- 72.09% (percentile 99)
- Assigned by
- mitre
- NVD analysis
- Analyzed
- Record last updated
- Feb 26, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
tj-actions changed-files tj_actions:changed_files (from the name) | from 1 before 46 | CNA record |
tj-actions changed-files tj-actions:changed-files | through 45.0.7 | NVD |
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-L193product
- https://github.com/tj-actions/changed-files/issues/2463issue-tracking
- https://www.stepsecurity.io/blog/harden-runner-detection-tj-actions-changed-files-action-is-compromisedexploit, mitigation, third-party-advisory
- https://semgrep.dev/blog/2025/popular-github-action-tj-actionschanged-files-is-compromised/third-party-advisory
- https://news.ycombinator.com/item?id=43368870issue-tracking, third-party-advisory
- https://web.archive.org/web/20250315060250/https://github.com/tj-actions/changed-files/issues/2463issue-tracking
- https://news.ycombinator.com/item?id=43367987issue-tracking, third-party-advisory
- https://github.com/rackerlabs/genestack/pull/903issue-tracking
- https://github.com/chains-project/maven-lockfile/pull/1111issue-tracking
- https://sysdig.com/blog/detecting-and-mitigating-the-tj-actions-changed-files-supply-chain-attack-cve-2025-30066/mitigation, third-party-advisory
- https://github.com/espressif/arduino-esp32/issues/11127issue-tracking
- https://github.com/modal-labs/modal-examples/issues/1100issue-tracking
- https://github.com/tj-actions/changed-files/issues/2464issue-tracking
- https://github.com/tj-actions/changed-files/blob/45fb12d7a8bedb4da42342e52fe054c6c2c3fd73/README.md?plain=1#L20-L28product
- https://www.wiz.io/blog/github-action-tj-actions-changed-files-supply-chain-attack-cve-2025-30066third-party-advisory
- https://www.stream.security/post/github-action-supply-chain-attack-exposes-secrets-what-you-need-to-know-and-how-to-respondthird-party-advisory
- https://www.sweet.security/blog/cve-2025-30066-tj-actions-supply-chain-attackthird-party-advisory
- https://github.com/tj-actions/changed-files/issues/2477issue-tracking
- https://blog.gitguardian.com/compromised-tj-actions/exploit, third-party-advisory
- https://www.cisa.gov/news-events/alerts/2025/03/18/supply-chain-compromise-third-party-github-action-cve-2025-30066third-party-advisory, us-government-resource
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-30066us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.