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Fencer Vulns
high 8.6

CVE-2025-30066 kev in the critical feed json

tj-actions changed-files through 45.0.7 allows remote attackers to discover secrets by reading actions logs.

published 2025-03-15 19 mo ago modified 2026-09-24 46 d ago also EUVD-2025-6565 , GHSA-mrrh-fwg8-r2c3

cvss
8.6
version 3.1, CNA
cisa kev
Exploited
added 2025-03-18
epss
72.1%
EPSS 72.1% chance of exploitation in 30 days, percentile 99.4%
public exploits
0
none known

Summary

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.)

Patch / fix

cisa 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.

  • github-actions tj-actions/changed-files 46.0.1
  • tj-actions changed-files 46

Timeline

  1. Published
  2. Added to CISA KEV
  3. CISA SSVC: exploitation active
  4. CISA patch deadline

Known exploited

Added
19 mo ago
Patch by
2025-04-08 (19 mo ago)
Ransomware
Not known
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.
Vendor, product
tj-actions, changed-files GitHub Action
CISA name
tj-actions/changed-files GitHub Action Embedded Malicious Code Vulnerability

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
yes
Technical impact
partial
Assessed
19 mo ago

Exploit prediction

72.09% chance of exploitation in the next 30 days, higher than 99.4% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • stepsecurity.io https://www.stepsecurity.io/blog/harden-runner-detection-tj-actions-changed-files-action-is-compromised referenced PoC, tagged "exploit" by a source, unverified
  • blog.gitguardian.com https://blog.gitguardian.com/compromised-tj-actions/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
GitHub 3.1 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N/E:H
NVD 3.1 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
github-actions tj-actions/changed-files
<46.0.1
46.0.1

Affected products

  • tj-actions changed-files

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.