XGrammar affected by Denial of Service by infinite recursion grammars (mlc-ai xgrammar)

CVE-2025-57809

HIGH 7.7

En bref

Source: NVD
EPSS: EPSS 0.48 % · centile 42 (2026-11-01)
État: PUBLISHED
Publiée: 2025-08-25 21:22 UTC
Mise à jour: 2025-08-26 20:19 UTC
Attribuée par: GitHub_M
Statut NVD: Analyzed

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Description

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.

Faiblesses (CWE)

CWE-674 — Récursion non maîtrisée

Références

Scores

Version	Score	Vecteur	Évalué par
CVSS 4.0	HIGH 7.7	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	GitHub_M
CVSS 4.0	HIGH 7.7	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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X	NVD · security-advisories@github.com (Secondary)
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	NVD · nvd@nist.gov (Primary)

Avis

GHSA-5cmr-4px5-23pc — XGrammar affected by Denial of Service by infinite recursion grammars
PYSEC-2026-2054 — XGrammar affected by Denial of Service by infinite recursion grammars

Références européennes

ENISA EUVD · EUVD-2025-28633
GCVE · GCVE-0-2025-57809

Avis du CERT-FR

CERTFR-2025-AVI-1057 — Multiples vulnérabilités dans les produits VMware · cert.ssi.gouv.fr

Configurations affectées (CPE NVD)

cpe:2.3:a:mlc-ai:xgrammar:*:*:*:*:*:*:*:* < 0.1.21

Produits affectés

Produit	Versions
mlc-ai · xgrammar	affected < 0.1.21

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD