CVE-2026-44594

esm.sh is a no-build content delivery network CDN for web development. In 137 and earlier, a Local File Inclusion LFI vulnerability exists in the esbuild plugin's handling of the browser field in package.json. An attacker can publish an npm package that causes the server to read and return...

CVE-2026-44594

CVE-2026-44594 describes a Local File Inclusion (LFI) in esm.sh’s esbuild plugin handling of the browser field in package.json. The vulnerability allows an attacker to publish a crafted npm package that, during the build, causes the server to read and return arbitrary files from the host filesyst...

CVE-2026-44594 esm.sh: Path Traversal via package.json browser field allows reading arbitrary server files

esm.sh is a no-build content delivery network CDN for web development. In 137 and earlier, a Local File Inclusion LFI vulnerability exists in the esbuild plugin's handling of the browser field in package.json. An attacker can publish an npm package that causes the server to read and return...

esm.sh 安全漏洞

esm.sh is an open-source content distribution network developed by esm.sh. Versions of esm.sh 137 and earlier contained a security vulnerability. This vulnerability stemmed from the esbuild plugin’s handling of the browser field in package.json, which allowed attackers to publish npm packages,...

esm.sh: Path Traversal via package.json browser field allows reading arbitrary server files

Summary A Local File Inclusion LFI vulnerability exists in the esbuild plugin's handling of the browser field in package.json. An attacker can publish an npm package that causes the server to read and return arbitrary files from the host filesystem during the build process. Details The vulnerable...

GHSA-RG65-45M7-HQ57 esm.sh: Path Traversal via package.json browser field allows reading arbitrary server files

Summary A Local File Inclusion LFI vulnerability exists in the esbuild plugin's handling of the browser field in package.json. An attacker can publish an npm package that causes the server to read and return arbitrary files from the host filesystem during the build process. Details The vulnerable...

PT-2026-40543

Name of the Vulnerable Software and Affected Versions esm.sh versions 137 and earlier Description A Local File Inclusion LFI issue exists in the esbuild plugin's handling of the browser field within the package.json file. An attacker can publish a malicious npm package that leverages ../ sequence...