cvedb.io
CVE-2025-58446
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2025-09-06T19:15:38.733 · Last modified 2026-06-17T09:44:28.353

Summary

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.

Affected products

mlc-ai — xgrammar

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.