CVE-2025-57809

XGrammar affected by Denial of Service by infinite recursion grammars

CVSS 7.7 HIGHEPSS 0.4%CWE-674

XGrammar is an open-source library for efficient, flexible, and portable structured generation. Prior to version 0.1.21, XGrammar has an infinite recursion issue in the grammar. This issue has been resolved in version 0.1.21.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P

Productos afectados

mlc-ai · xgrammar

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Referencias

https://github.com/mlc-ai/xgrammar/commit/b943feacb5a1caf4d39de8ec3bf7c7ce066dcee5 https://github.com/mlc-ai/xgrammar/issues/250 https://github.com/mlc-ai/xgrammar/security/advisories/GHSA-5cmr-4px5-23pc