CVE-2026-25048

EUVD-2026-9830
xgrammar is an open-source library for efficient, flexible, and portable structured generation. Prior to version 0.1.32, the multi-level nested syntax caused a segmentation fault (core dumped). This issue has been patched in version 0.1.32.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Affected Products (NVD)
VendorProductVersion
mlc-aixgrammar
𝑥
< 0.1.32
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/mlc-ai/xgrammar/releases/tag/v0.1.32
https://github.com/mlc-ai/xgrammar/security/advisories/GHSA-7rgv-gqhr-fxg3