CVE-2025-59342

CVE-2025-59342 - Path Traversal esm-dev Author: Byte Reaper Description CVE-2025-59342 is a path traversal vulnerability in esm.sh, a nobuild content delivery network CDN for modern web development, in version 136 and earlier. The issue exists in the handling of the X-Zone-Id HTTP header, which i...

GO-2025-3967 esm.sh has arbitrary file write via path traversal in `X-Zone-Id` header in github.com/esm-dev/esm.sh

esm.sh has arbitrary file write via path traversal in X-Zone-Id header in github.com/esm-dev/esm.sh...

CVE-2025-59342

esm.sh is a nobuild content delivery networkCDN for modern web development. In 136 and earlier, a path-traversal flaw in the handling of the X-Zone-Id HTTP header allows an attacker to cause the application to write files outside the intended storage location. The header value is used to build a...

CVE-2025-59342 esm.sh writes arbitrary files via path traversal in `X-Zone-Id` header

esm.sh is a nobuild content delivery networkCDN for modern web development. In 136 and earlier, a path-traversal flaw in the handling of the X-Zone-Id HTTP header allows an attacker to cause the application to write files outside the intended storage location. The header value is used to build a...

ESM.sh security vulnerability

esm.sh is a content delivery network open-sourced by esm.sh. A security vulnerability exists in esm.sh version 136 and earlier, which stems from improper handling of the X-Zone-Id HTTP header and could lead to a path traversal attack...

PT-2025-38248

Name of the Vulnerable Software and Affected Versions esm.sh versions 136 and earlier Description A path-traversal flaw exists in the handling of the X-Zone-Id HTTP header. The header value is used to construct a filesystem path without proper sanitization or restriction to the application’s...