SB2025121630 - Remote code execution in Happy DOM
Published: December 16, 2025
Security Bulletin ID
SB2025121630
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Code injection (CVE-ID: CVE-2025-61927)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation. A remote attacker can trick the victim into visiting a specially crafted website and and execute arbitrary code on the target system in the context of the Node.js VM Context.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install update from vendor's website.