# CVE-2025-30066: tj-actions/changed-files GitHub Action Embedded Malicious Code Vulnerability

Source: https://junglewise.ai/threats/cve-2025-30066-tj-actions-changed-files-github-action-embedded-malicious-code  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2025-03-18. Updated: 2026-05-09  
License: CC BY 4.0 with a link back

CVE-2025-30066 · Severity: critical · CVSS 8.6 · Exploited in the wild · Published 2025-03-18

The tj-actions/changed-files GitHub Action was compromised by a threat actor who modified tags v1 through v45.0.7 to point to a malicious commit. The embedded malicious code (updateFeatures) allows remote attackers to exfiltrate secrets, such as AWS keys and GitHub PATs, by reading GitHub Actions workflow logs.

## Quick answers

**Is CVE-2025-30066 exploited in the wild?** Yes. CVE-2025-30066 is known to be exploited in the wild, first recorded on 18 March 2025. Treat it as urgent.

**How severe is CVE-2025-30066?** Critical severity, with a CVSS score of 8.6, published 18 March 2025.

**Which products and versions are affected?** tj-actions changed-files v1 through v45.0.7.

**Is there a fix for CVE-2025-30066?** A patch was published on 2025-03-19: Version 46 and later are considered safe. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2025-30066 attacked?** It is attacked over the network, in a software library.

**Am I affected by CVE-2025-30066?** Check whether you run Tj-Actions changed-files GitHub Action. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- tj-actions changed-files v1 through v45.0.7

## Timeline

- 2025-03-14: exploited: Malicious code injected into tags v1 through v45.0.7 by a threat actor.
- 2025-03-18: disclosed: CVE-2025-30066 published.
- 2025-03-18: kev added: Added to CISA Known Exploited Vulnerabilities (KEV) catalog.
- 2025-03-19: patched: Version 46 and later are considered safe.