CVE-2026-45186

Published May 10th, 2026

View on NVD ↗

CVSS v3

2.9

LOW

CVSS v2

N/A

Affected

PROJECT

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.

libexpat/libexpat

:herb: Fast streaming XML parser written in C99 with >90% test coverage; moved from SourceForge to GitHub

GitHub

1.34K