CVE-2025-58446

Publication date

2025-09-06 19:06:10

Family

GitHub_M

State

PUBLISHED

Description

xgrammar is an open-source library for efficient, flexible, and portable structured generation. A grammar optimizer introduced in 0.1.23 processes large grammars (>100k characters) at very low rates, and can be used for DOS of model providers. This issue is fixed in version 0.1.24.