CVE-2025-57809

XGrammar affected by Denial of Service by infinite recursion grammars

CVSS 7.7 HIGHEPSS 0.4%CWE-674

Vexday Risk Score

21Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 7.7EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

25 ago 2025Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

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

Produtos afetados

mlc-ai · xgrammar

Quer saber se a sua infraestrutura está exposta a isto?

Falar com a TrueHacking →

Referências

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