Description
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.
References (2)
Core 2
Core References
Vendor Advisory x_refsource_confirm
https://github.com/mlc-ai/xgrammar/security/advisories/GHSA-7rgv-gqhr-fxg3
Release Notes x_refsource_misc
https://github.com/mlc-ai/xgrammar/releases/tag/v0.1.32
Scores
CVSS v3
7.5
EPSS
0.0042
EPSS Percentile
33.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-674
Status
published
Products (2)
mlc-ai/xgrammar
< 0.1.32
pypi/xgrammar
0 - 0.1.32PyPI
Published
Mar 05, 2026
Tracked Since
Mar 05, 2026