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CVE-2024-51757 — Vulnerability in happy-dom — CVE Details

CRITICAL

happy-dom allows for server side code to be executed by a <script> tag

Published November 6, 2024Updated November 6, 2024Source: osv

Summary

### Impact Consumers of the NPM package `happy-dom` ### Patches The security vulnerability has been patched in v15.10.2 ### Workarounds No easy workarounds to my knowledge ### References [#1585](https://github.com/capricorn86/happy-dom/issues/1585)

Advisory Timeline

  • First published November 6, 2024 (705 days ago).
  • Last revised November 6, 2024 — 0 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

npm
Update happy-dom to 15.10.2 or later
npm install happy-dom@15.10.2

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (1)

Affects 1 ecosystem: npm (1).

PackageEcosystemAffectedFixed In
happy-dom
npm
All versions15.10.2

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

  • CWE-79
    Cross-site Scripting (XSS)MITRE

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 9.8 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
—
Confidentiality
—
Integrity
—
Availability
—

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

References

Frequently Asked Questions

What is CVE-2024-51757?
happy-dom allows for server side code to be executed by a <script> tag This vulnerability has been assigned a severity rating of CRITICAL (CVSS score: 9.8/10).
How do I check if my project is affected by CVE-2024-51757?
CVE-2024-51757 affects happy-dom. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2024-51757 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
9.8

Exploitation is straightforward and causes maximum impact. Patch immediately.

Also Known As

GHSA-96g7-g7g9-jxw8

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  • CVE-2026-107722
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  • CVE-2026-33943
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    Happy DOM ECMAScriptModuleCompiler: unsanitized export names are interpolated as executable code

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