CVE-2025-54313 KEV
7.5
HIGH · CVSS 3.1 · EPSS 4.5% (pctl 91)
Patch first
On CISA KEV — known exploited in the wild, due 2026-02-12.
Description
eslint-config-prettier 8.10.1, 9.1.1, 10.1.6, and 10.1.7 has embedded malicious code for a supply chain compromise. Installing an affected package executes an install.js file that launches the node-gyp.dll malware on Windows.
Scoring
| CVSS | 7.5 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:N |
| EPSS | 4.52% — more likely to be exploited than 91% of all CVEs |
| Weakness | CWE-506 |
| On CISA KEV | yes — remediate by 2026-02-12 |
| Public exploit | none known |
| Published | 2025-07-19 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Prettier eslint-config-prettier Embedded Malicious Code Vulnerability |
|---|---|
| Added | 2026-01-22 |
| Due | 2026-02-12 |
| Vendor / product | Prettier / eslint-config-prettier |
| Ransomware use | none reported |
Affected (8)
| Vendor | Product |
|---|---|
| alexghr | got-fetch |
| homarr | homarr |
| microsoft | windows |
| prettier | eslint-config-prettier |
| prettier | eslint-plugin-prettier |
| un-ts | napi-postinstall |
| un-ts | pkgr\/core |
| un-ts | synckit |
References
- https://github.com/prettier/eslint-config-prettier/issues/339
- https://news.ycombinator.com/item?id=44608811
- https://news.ycombinator.com/item?id=44609732
- https://socket.dev/blog/npm-phishing-campaign-leads-to-prettier-tooling-packages-compromise
- https://www.bleepingcomputer.com/news/security/popular-npm-linter-packages-hijacked-via-phishing-to-drop-malware/
- https://www.npmjs.com/package/eslint-config-prettier?activeTab=versions
- https://www.stepsecurity.io/blog/supply-chain-security-alert-eslint-config-prettier-package-shows-signs-of-compromise
- https://github.com/community-scripts/ProxmoxVE/discussions/6115
- https://www.endorlabs.com/learn/cve-2025-54313-eslint-config-prettier-compromise----high-severity-but-windows-only
- https://www.bleepingcomputer.com/news/security/popular-npm-linter-packages-hijacked-via-phishing-to-drop-malware/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-54313
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