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CVE-2025-30066

tj-actions/changed-files GitHub Action Embedded Malicious Code

8.6 HIGHActively exploited (CISA KEV)Public exploitEPSS 72.1%
  1. Published15 Mar 2025
  2. Added to CISA KEV18 Mar 2025
  3. Remediation due8 Apr 2025
Actively exploited (CISA KEV)

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.

Added to KEV: 18 Mar 2025Federal remediation due: 8 Apr 2025

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 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeChanged
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

Affected products

Tj-actions Changed-files≤ 45.0.7

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

and 11 more references

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Frequently asked

Is CVE-2025-30066 being actively exploited?

Yes. CVE-2025-30066 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 18 Mar 2025.

How severe is CVE-2025-30066?

CVE-2025-30066 has a CVSS 3.1 base score of 8.6, rated high. EPSS estimates a 72.1% probability of exploitation.

Which products are affected by CVE-2025-30066?

Affected products include Tj-actions Changed-files.

How do I fix CVE-2025-30066?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-30066 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.