CVE-2025-54313
HIGH7.5⚠ KEVEPSS 14.7%eslint-config-prettier, eslint-plugin-prettier, synckit, @pkgr/core, napi-postinstall have embedded malicious code
Published: 7/19/2025Modified: 2/3/2026Added to CISA KEV: 1/22/2026
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 packages (6)
- npm/eslint-config-prettier>= 8.10.1, < 8.10.2
- npm/eslint-plugin-prettier>= 4.2.2, < 4.2.4
- npm/got-fetch>= 5.1.11, < 6.0.0
- npm/napi-postinstall>= 0.3.1, < 0.3.2
- npm/@pkgr/core>= 0.2.8, < 0.2.9
- npm/synckit>= 0.11.9, < 0.11.10
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:N |
References (19)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2025-54313
- PATCHhttps://github.com/prettier/eslint-config-prettier
- WEBhttps://checkmarx.com/zero-post/supply-chain-phishing-campaign-drops-more-malware-into-npm-got-fetch-5-1
- WEBhttps://github.com/community-scripts/ProxmoxVE/discussions/6115
- WEBhttps://github.com/prettier/eslint-config-prettier/commit/9b0b0a47ec28a7a83cf65e8436a8776910379385
- WEBhttps://github.com/prettier/eslint-config-prettier/issues/339
- WEBhttps://github.com/prettier/eslint-plugin-prettier/commit/ec39dd4400f10c52d10cd991c10fa8de51ceb854
- WEBhttps://github.com/un-ts/napi-postinstall/commit/38b4e95cf554e2549b9e1e2c4ff6bff4da9a65f9
- WEBhttps://github.com/un-ts/pkgr/commit/e1420c99e44d8a2ae949381f9fbe1af5ba9cb1dd
- WEBhttps://github.com/un-ts/synckit/commit/8f2ee32d4f75736a1c8d7e1101190a71e48909e4
- WEBhttps://news.ycombinator.com/item?id=44608811
- WEBhttps://news.ycombinator.com/item?id=44609732
- WEBhttps://secure.software/npm/packages/got-fetch
- WEBhttps://socket.dev/blog/npm-phishing-campaign-leads-to-prettier-tooling-packages-compromise
- WEBhttps://www.bleepingcomputer.com/news/security/popular-npm-linter-packages-hijacked-via-phishing-to-drop-malware
- WEBhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-54313
- WEBhttps://www.endorlabs.com/learn/cve-2025-54313-eslint-config-prettier-compromise----high-severity-but-windows-only
- WEBhttps://www.npmjs.com/package/eslint-config-prettier?activeTab=versions
- WEBhttps://www.stepsecurity.io/blog/supply-chain-security-alert-eslint-config-prettier-package-shows-signs-of-compromise