CVE-2025-30066
HIGHCISA KEVEPSS 99th pctlDescription
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.)
How to fix
Actively exploited, no published fix found yet
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.
Federal remediation due: 2025-04-08
Mitigation guidance may be in the linked vendor advisories in the References section below.
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CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Exploit Intelligence
Very high risk: more likely to be exploited than 99% of all known CVEs.
tj-actions/changed-files GitHub Action Embedded Malicious Code Vulnerability
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.
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.
Remediation due: 2025-04-08
References
Related Vulnerabilities
Other CWE-506 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2024-3094 | Critical | 10.0 | 86% | - | Fix |
| CVE-2026-33634 | High | 8.8 | 59% | KEV | Fix |
| CVE-2024-4978 | High | 8.4 | 27% | KEV | - |
| CVE-2025-54313 | High | 7.5 | 4.1% | KEV | Fix |
| CVE-2026-45321 | Critical | 9.6 | 2.3% | KEV + Ransom | - |
| CVE-2025-30154 | High | 8.6 | 2.3% | KEV | Fix |
Common questions
How do I fix CVE-2025-30066?
No published fix for CVE-2025-30066 has been found yet. It is on the CISA Known Exploited Vulnerabilities list; federal agencies must remediate by 2025-04-08. Apply the vendor's mitigations per CISA's guidance.
Is CVE-2025-30066 being actively exploited?
Yes. CVE-2025-30066 is listed in the CISA Known Exploited Vulnerabilities catalog, which means exploitation has been observed in the wild. US federal agencies were required to remediate it by 2025-04-08. Treat it as a priority whatever its CVSS score says.
How severe is CVE-2025-30066?
CVE-2025-30066 has a CVSS v3 base score of 8.6, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-05.