Threat Intelligence / CVE / CVE-2025-30154

CVE-2025-30154 — Reviewdog Action-ast-grep

CISA KEV

CVSS v3.1 8.6 (HIGH) · EPSS 15.3% (higher than 94.6% of all scored CVEs) · Priority 9/10 · Published 2025-03-19

As of 2025-10-24, CVE-2025-30154 is a HIGH-severity vulnerability in Reviewdog Action-ast-grep, CVSS v3.1 8.6, EPSS 15.3% (94.6th percentile). It is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-03-24), with a US federal remediation deadline of 2025-04-14. Threadlinqs Intelligence links 2 tracked threat campaigns to CVE-2025-30154, most recently “GitHub Actions Supply Chain Attack: tj-actions & reviewdog Compromise (CVE-2025-30066, CVE-2025-30154)”.

Last updated: 2025-10-24

What is CVE-2025-30154?

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.

The record classifies CVE-2025-30154 under weakness classes CWE-506, NVD-CWE-Other. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on confidentiality. 6 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 543 days ago.

Severity and exploitation probability

CVSS v3.1 base score: 8.6 — HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
EPSS (FIRST): 15.3% probability of exploitation in the next 30 days, higher than 94.6% of all scored CVEs
CISA KEV: Listed since 2025-03-24, federal remediation deadline 2025-04-14
Threadlinqs priority: 9/10 — CISA KEV-listed, which Threadlinqs floors at 9
Published: 2025-03-19, last modified 2025-10-24

Is CVE-2025-30154 being exploited?

CISA added CVE-2025-30154 to the Known Exploited Vulnerabilities catalog on 2025-03-24, which means the agency holds evidence of exploitation in the wild; US federal civilian agencies had to remediate it by 2025-04-14 under BOD 22-01. It currently carries a trending score of 39 in the Threadlinqs vulnerability feed.

Affected products and versions

Reviewdog: Action-ast-grep, Action-composite-template, Action-setup 1, Action-shellcheck, Action-staticcheck, Action-typos

How to fix CVE-2025-30154

Vendor advisory: https://github.com/reviewdog/action-setup/commit/3f401fe1d58fe77e10d665ab713057375e39b887. Because CVE-2025-30154 is KEV-listed, US federal civilian agencies were required to apply the vendor fix, or stop using the product, by 2025-04-14. Apply the vendor fix referenced above to every affected product listed in this record, then confirm the running version against the vendor advisory.

Threat activity tracking CVE-2025-30154

2 tracked threats in the Threadlinqs corpus reference CVE-2025-30154, either in the campaign’s CVE list or as an indicator on the campaign record.

GitHub Actions Supply Chain Attack: tj-actions & reviewdog Compromise (CVE-2025-30066, CVE-2025-30154) — CRITICAL · 2026-08-24
36-Month Precision Supply Chain Campaign Targeting DevSecOps Infrastructure (CVE-2024-3094, CVE-2025-30066, CVE-2025-30154) — CRITICAL · 2026-04-01

Sources

Seeded from nvd and not yet processed by the Threadlinqs enrichment pipeline, so blank CVSS, EPSS or KEV fields above mean NOT MEASURED rather than measured-absent.

Full detection coverage & IOCs for threats exploiting CVE-2025-30154 are available via the Threadlinqs MCP server (Purple tier). View plans →

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