CVE-2025-57809 | THREATINT

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.

PUBLISHED Reserved 2025-08-20 | Published 2025-08-25 | Updated 2025-08-26 | Assigner GitHub_M

HIGH: 7.7CVSS: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

Problem types

CWE-674: Uncontrolled Recursion

Product status

< 0.1.21

affected

References

github.com/...rammar/security/advisories/GHSA-5cmr-4px5-23pc

github.com/mlc-ai/xgrammar/issues/250

github.com/...ommit/b943feacb5a1caf4d39de8ec3bf7c7ce066dcee5

cve.org (CVE-2025-57809)

nvd.nist.gov (CVE-2025-57809)

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