CVE-2026-25048 — HIGH (7.5)

Q: How severe is CVE-2026-25048?

CVE-2026-25048 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-25048?

Check the references section above for vendor advisories and patch information. Affected products include: Mlc-Ai Xgrammar.

Vulnerability 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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Mlc-Ai	Xgrammar	< 0.1.32

Related Weaknesses (CWE)

CWE-674

References

https://github.com/mlc-ai/xgrammar/releases/tag/v0.1.32Release Notes
https://github.com/mlc-ai/xgrammar/security/advisories/GHSA-7rgv-gqhr-fxg3ExploitVendor Advisory

FAQ

What is CVE-2026-25048?

CVE-2026-25048 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 i...

How severe is CVE-2026-25048?

CVE-2026-25048 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-25048?

Check the references section above for vendor advisories and patch information. Affected products include: Mlc-Ai Xgrammar.