CVE-2025-27789: Inefficient RexExp complexity in generated code with .replace when transpiling named capturing groups
Overview
- Severity
- Medium (CVSS 6.2)
- CVSS Vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Exploit Status
- Not Exploited
- Patch Tuesday
- 2026-Aug
- Released
- 2026-08-07
- EPSS Score
- 0.50% (percentile: 40.1%)
Affected Products (1)
Open Source Software
- azl3 babel 2.15.0-1 on Azure Linux 3.0
Revision History
- 2026-08-07: Information published.