CVE-2026-25048
Medium
Elevated severity or exploit probability.
CVSS base
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS — probability of exploitation (30 days)
0.7%
51.4th percentile
CISA KEV
Not listed
Weakness / dates
CWE-674
Published 2026-03-05 · modified 2026-07-21
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.
Affected
References
- https://github.com/mlc-ai/xgrammar/releases/tag/v0.1.32
- exploit https://github.com/mlc-ai/xgrammar/security/advisories/GHSA-7rgv-gqhr-fxg3
- https://access.redhat.com/errata/RHSA-2026:24977
- https://access.redhat.com/errata/RHSA-2026:42644
- https://access.redhat.com/errata/RHSA-2026:5809
- https://access.redhat.com/errata/RHSA-2026:6761
- https://access.redhat.com/errata/RHSA-2026:6762
- https://access.redhat.com/security/cve/CVE-2026-25048
- https://bugzilla.redhat.com/show_bug.cgi?id=2444840
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-25048.json