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NVD Vulnerability Details :
CVE-2025-50180
Analyzed
More InfoOfficial Page
Source-security-advisories@github.com
View Known Exploited Vulnerability (KEV) details
Published At-25 Feb, 2026 | 16:23
Updated At-27 Feb, 2026 | 17:44

esm.sh is a no-build content delivery network (CDN) for web development. In version 136, esm.sh is vulnerable to a full-response SSRF, allowing an attacker to retrieve information from internal websites through the vulnerability. Version 137 fixes the vulnerability.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.08.7HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/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
Primary3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Type: Secondary
Version: 4.0
Base score: 8.7
Base severity: HIGH
Vector:
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/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
Type: Primary
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CPE Matches
esm
esm
>>esm.sh>>Versions before 137(exclusive)
cpe:2.3:a:esm:esm.sh:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-918Primarysecurity-advisories@github.com
CWE ID: CWE-918
Type: Primary
Source: security-advisories@github.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://github.com/esm-dev/esm.sh/blob/f80ff8c8d58749e77fa964abde468fc61f8bd89e/internal/fetch/fetch.go#L13security-advisories@github.com
Patch
https://github.com/esm-dev/esm.sh/blob/f80ff8c8d58749e77fa964abde468fc61f8bd89e/server/router.go#L511security-advisories@github.com
Patch
https://github.com/esm-dev/esm.sh/commit/0593516c4cfab49ad3b4900416a8432ff2e23eb0security-advisories@github.com
Patch
https://github.com/esm-dev/esm.sh/pull/1149security-advisories@github.com
Issue Tracking
Patch
https://github.com/esm-dev/esm.sh/releases/tag/v137security-advisories@github.com
Product
Release Notes
https://github.com/esm-dev/esm.sh/security/advisories/GHSA-3c9r-837r-qqm4security-advisories@github.com
Exploit
Mitigation
Patch
Vendor Advisory
Hyperlink: https://github.com/esm-dev/esm.sh/blob/f80ff8c8d58749e77fa964abde468fc61f8bd89e/internal/fetch/fetch.go#L13
Source: security-advisories@github.com
Resource:
Patch
Hyperlink: https://github.com/esm-dev/esm.sh/blob/f80ff8c8d58749e77fa964abde468fc61f8bd89e/server/router.go#L511
Source: security-advisories@github.com
Resource:
Patch
Hyperlink: https://github.com/esm-dev/esm.sh/commit/0593516c4cfab49ad3b4900416a8432ff2e23eb0
Source: security-advisories@github.com
Resource:
Patch
Hyperlink: https://github.com/esm-dev/esm.sh/pull/1149
Source: security-advisories@github.com
Resource:
Issue Tracking
Patch
Hyperlink: https://github.com/esm-dev/esm.sh/releases/tag/v137
Source: security-advisories@github.com
Resource:
Product
Release Notes
Hyperlink: https://github.com/esm-dev/esm.sh/security/advisories/GHSA-3c9r-837r-qqm4
Source: security-advisories@github.com
Resource:
Exploit
Mitigation
Patch
Vendor Advisory
Change History
0Changes found
Details not found