SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-30154

reviewdog/action-setup GitHub Action Embedded Malicious Code Vulnerability

KEVHIGH 8.6EPSS 2.40%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 14 April 2025). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

reviewdog/action-setup is a GitHub action that installs reviewdog. reviewdog/action-setup@v1 was compromised March 11, 2025, between 18:42 and 20:31 UTC, with malicious code added that dumps exposed secrets to Github Actions Workflow Logs. Other reviewdog actions that use `reviewdog/action-setup@v1` that would also be compromised, regardless of version or pinning method, are reviewdog/action-shellcheck, reviewdog/action-composite-template, reviewdog/action-staticcheck, reviewdog/action-ast-grep, and reviewdog/action-typos.

CVSS 3.1
8.6 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
EPSS
2.40% probability · 83th percentile
CISA KEV
Listed 24 March 2025 · due 14 April 2025
Weakness
CWE-506
Affected
reviewdog/action-ast-grep · reviewdog/action-composite-template · reviewdog/action-setup · reviewdog/action-shellcheck · reviewdog/action-staticcheck · reviewdog/action-typos
Source
security-advisories@github.com

CISA notes

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. This vulnerability affects a common open-source project, third-party library, or a protocol used by different products. For more information, please see: CISA Mitigation Instructions: https://www.cisa.gov/news-events/alerts/2025/03/18/supply-chain-compromise-third-party-tj-actionschanged-files-cve-2025-30066-and-reviewdogaction ; Additional References: https://github.com/reviewdog/reviewdog/security/advisories/GHSA-qmg3-hpqr-gqvc ; https://nvd.nist.gov/vuln/detail/CVE-2025-30154

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.