{"schema":"threatline.record/2","record":{"id":"CVE-2025-30066","aliases":[],"summary":"tj-actions/changed-files GitHub Action Embedded Malicious Code Vulnerability","details":"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.","categories":["Unclassified"],"product":"changed-files GitHub Action","vendor":"tj-actions","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2025-30066","source_modified_at":"2026-02-26T19:09:29.628Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"changed-files","vendor":"tj-actions","versions":[{"lessThan":"46","status":"affected","version":"1","versionType":"custom"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2025-30066","source_modified_at":"2026-02-26T19:09:29.628Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"changed-files","ecosystem":null},"version":"46","basis":"first unaffected version stated in the CVE record"}],"cvss":8.6,"severity":"High","kev":{"listed":true,"date_added":"2025-03-18","due_date":"2025-04-08","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.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.72092,"percentile":0.99433,"score_date":"2026-10-23"},"published_at":"2025-03-15T00:00:00.000Z","modified_at":"2026-02-26T19:09:29.628Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2025-30066","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-02-26T19:09:29.628Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2025-30066","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","EPSS"],"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-30066","source":"CISA KEV"},{"source":"CVE List","url":"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"},{"source":"CVE List","url":"https://github.com/tj-actions/changed-files/issues/2463"},{"source":"CVE List","url":"https://www.stepsecurity.io/blog/harden-runner-detection-tj-actions-changed-files-action-is-compromised"},{"source":"CVE List","url":"https://semgrep.dev/blog/2025/popular-github-action-tj-actionschanged-files-is-compromised/"},{"source":"CVE List","url":"https://news.ycombinator.com/item?id=43368870"},{"source":"CVE List","url":"https://web.archive.org/web/20250315060250/https://github.com/tj-actions/changed-files/issues/2463"},{"source":"CVE List","url":"https://news.ycombinator.com/item?id=43367987"},{"source":"CVE List","url":"https://github.com/rackerlabs/genestack/pull/903"},{"source":"CVE List","url":"https://github.com/chains-project/maven-lockfile/pull/1111"},{"source":"CVE List","url":"https://sysdig.com/blog/detecting-and-mitigating-the-tj-actions-changed-files-supply-chain-attack-cve-2025-30066/"},{"source":"CVE List","url":"https://github.com/espressif/arduino-esp32/issues/11127"},{"source":"CVE List","url":"https://github.com/modal-labs/modal-examples/issues/1100"},{"source":"CVE List","url":"https://github.com/tj-actions/changed-files/issues/2464"},{"source":"CVE List","url":"https://github.com/tj-actions/changed-files/blob/45fb12d7a8bedb4da42342e52fe054c6c2c3fd73/README.md?plain=1#L20-L28"},{"source":"CVE List","url":"https://www.wiz.io/blog/github-action-tj-actions-changed-files-supply-chain-attack-cve-2025-30066"},{"source":"CVE List","url":"https://www.stream.security/post/github-action-supply-chain-attack-exposes-secrets-what-you-need-to-know-and-how-to-respond"},{"source":"CVE List","url":"https://www.sweet.security/blog/cve-2025-30066-tj-actions-supply-chain-attack"},{"source":"CVE List","url":"https://github.com/tj-actions/changed-files/issues/2477"},{"source":"CVE List","url":"https://blog.gitguardian.com/compromised-tj-actions/"},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-30066","tags":["government-resource"]},{"source":"CVE List","url":"https://www.cisa.gov/news-events/alerts/2025/03/18/supply-chain-compromise-third-party-github-action-cve-2025-30066"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"active","automatable":"yes","technical_impact":"partial","assessed_at":"2025-03-22T03:55:44.803134Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-02-26T19:09:29.628Z","content_hash":"27e8585125d823e995875846d274335e4908f3f923c84b7ff3327754120b7c06"}}