CVE-2025-59341

HIGH EPSS 71.5%

Published Sep 17, 20259mo ago · Modified Jun 17, 20262w ago

7.7 CVSS 4.0

High

Published Sep 17, 2025 9mo ago

Last Modified Jun 17, 2026 2w ago

Description

esm.sh is a nobuild content delivery network(CDN) for modern web development. In 136 and earlier, a Local File Inclusion (LFI) issue was identified in the esm.sh service URL handling. An attacker could craft a request that causes the server to read and return files from the host filesystem (or other unintended file sources).

CVSS Details

Base Score

7.7

Exploitability

—

Impact

—

Vector string

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

71.5% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-23

References 2

github.com https://github.com/esm-dev/esm.sh/blob/c62f191d32639314ff0525d1c3c0e19ea2b16143/server/router.go#L1168
github.com https://github.com/esm-dev/esm.sh/security/advisories/GHSA-49pv-gwxp-532r

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.