CVE-2025-54313

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.

CVSS v3.1 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:N

CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild.

Added: Jan 22, 2026 Remediation due: Feb 12, 2026

Weakness Type (CWE)

CWE-506 CWE-506

Affected Products

Vendor	Product	Versions
prettier	eslint-config-prettier	All
prettier	eslint-config-prettier	All
prettier	eslint-config-prettier	All
prettier	eslint-config-prettier	All
microsoft	windows	All
prettier	eslint-plugin-prettier	All
prettier	eslint-plugin-prettier	All
microsoft	windows	All
un-ts	synckit	All
microsoft	windows	All
un-ts	pkgr\/core	All
microsoft	windows	All
alexghr	got-fetch	All
alexghr	got-fetch	All
microsoft	windows	All
un-ts	napi-postinstall	All
microsoft	windows	All
homarr	homarr	1.29.0 — 1.30.0
microsoft	windows	All

References

Exploits

https://www.bleepingcomputer.com/news/security/popular-npm-linter-packages-hijacked-via-phishing-to-drop-malware/ https://www.stepsecurity.io/blog/supply-chain-security-alert-eslint-config-prettier-package-shows-signs-of-compromise https://www.bleepingcomputer.com/news/security/popular-npm-linter-packages-hijacked-via-phishing-to-drop-malware/

Other 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.npmjs.com/package/eslint-config-prettier?activeTab=versions 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.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-54313

Frequently Asked Questions

What is CVE-2025-54313? +

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. It has a CVSS v3.1 base score of 7.5 (HIGH). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

How severe is CVE-2025-54313? +

CVE-2025-54313 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-54313? +

CVE-2025-54313 affects products from alexghr, homarr, microsoft, prettier, un-ts, specifically: eslint-config-prettier, eslint-plugin-prettier, got-fetch, homarr, napi-postinstall, pkgr\/core, synckit, windows. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-54313? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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