SB2026091631 - Code Injection in babel
Published: September 16, 2026
Security Bulletin ID
SB2026091631
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Code Injection (CVE-ID: CVE-2026-44728)
CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')
CVSSv4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to improper control of code generation in @babel/plugin-transform-modules-systemjs when compiling specifically crafted malicious code. A local user can compile specifically crafted malicious code to execute arbitrary code.
User interaction is required.
Remediation
Install update from vendor's website.