CVE-2026-45186
Microsoft · Published May 11, 2026
2.9
CVSS v3.1
INFOPatch availableGet patch
Description
In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via moderately sized crafted XML input.. In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via moderately sized crafted XML input.
Affected Products
- azl3 cmake 3.30.3-13 on Azure Linux 3.0
- azl3 python3 3.12.9-10 on Azure Linux 3.0
- azl3 expat 2.6.4-6 on Azure Linux 3.0
CVSS Vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L