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Security Advisories

CVE-2025-58446

NVD

https://nvd.nist.gov/vuln/detail/CVE-2025-58446

Severity

Unknown
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Summary

xgrammar vulnerable to denial of service by huge enum grammar

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.

References

Affected packages


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