CVE-2026-44897: Mistune Heading ID Attribute Injection XSS
Overview
- Severity
- Medium (CVSS 6.1)
- CVSS Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U
- Exploit Status
- Not Exploited
- Patch Tuesday
- 2026-May
- Released
- 2026-05-28
- EPSS Score
- 0.03% (percentile: 8.7%)
Affected Products (1)
Open Source Software
- azl3 python-mistune 3.0.2-1 on Azure Linux 3.0
Revision History
- 2026-05-28: Information published.