CVEvulnerability
CVE-2025-54313
CISA Known Exploited Vulnerability
Prettier eslint-config-prettier Embedded Malicious Code Vulnerability — Prettier eslint-config-prettier
Prettier eslint-config-prettier contains an embedded malicious code vulnerability. Installing an affected package executes an install.js file that launches the node-gyp.dll malware on Windows.
- Added to KEV
- 2026-01-22
- Remediation due
- 2026-02-12
- Ransomware use
- Unknown
- Required action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- Notes
- This vulnerability could affect an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: https://www.npmjs.com/package/eslint-config-prettier?activeTab=versions ; https://github.com/prettier/eslint-config-prettier/issues/339#issuecomment-3090304490 ; https://nvd.nist.gov/vuln/detail/CVE-2025-54313
- Status
- Analyzed
- Published
- 2025-07-19
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:N
- Weaknesses
- CWE-506
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.
Affected configurations
• prettier eslint-config-prettier 8.10.1
• prettier eslint-config-prettier 9.1.1
• prettier eslint-config-prettier 10.1.6
• prettier eslint-config-prettier 10.1.7
• prettier eslint-plugin-prettier 4.2.2
• prettier eslint-plugin-prettier 4.2.3
• un-ts synckit 0.11.9
• un-ts pkgr\/core 0.2.8
• alexghr got-fetch 5.1.1
• alexghr got-fetch 5.1.2
• un-ts napi-postinstall 0.3.1
• homarr homarr (>= 1.29.0 < 1.30.0)
Related
Weakness · CWE (1)
- CWE-506 Embedded Malicious Code weakness
References
- https://github.com/prettier/eslint-config-prettier/issues/339 Issue Tracking
- https://news.ycombinator.com/item?id=44608811 Issue Tracking
- https://news.ycombinator.com/item?id=44609732 Issue Tracking
- https://socket.dev/blog/npm-phishing-campaign-leads-to-prettier-tooling-packages-compromise Third Party Advisory
- https://www.bleepingcomputer.com/news/security/popular-npm-linter-packages-hijacked-via-phishing-to-drop-malware/ Exploit, Third Party Advisory
- https://www.npmjs.com/package/eslint-config-prettier?activeTab=versions Product
- https://www.stepsecurity.io/blog/supply-chain-security-alert-eslint-config-prettier-package-shows-signs-of-compromise Exploit, Third Party Advisory
- https://github.com/community-scripts/ProxmoxVE/discussions/6115 Third Party Advisory
- https://www.endorlabs.com/learn/cve-2025-54313-eslint-config-prettier-compromise----high-severity-but-windows-only Third Party Advisory
- https://www.bleepingcomputer.com/news/security/popular-npm-linter-packages-hijacked-via-phishing-to-drop-malware/ Exploit, Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-54313 US Government Resource