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NVD Vulnerability Details :
CVE-2025-57809
Analyzed
More InfoOfficial Page
Source-security-advisories@github.com
View Known Exploited Vulnerability (KEV) details
Published At-25 Aug, 2025 | 22:15
Updated At-09 Sep, 2025 | 18:57

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.07.7HIGH
CVSS: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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Primary3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Type: Secondary
Version: 4.0
Base score: 7.7
Base severity: HIGH
Vector:
CVSS: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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Type: Primary
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CPE Matches
mlc-ai
mlc-ai
>>xgrammar>>Versions before 0.1.21(exclusive)
cpe:2.3:a:mlc-ai:xgrammar:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-674Primarysecurity-advisories@github.com
CWE ID: CWE-674
Type: Primary
Source: security-advisories@github.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://github.com/mlc-ai/xgrammar/commit/b943feacb5a1caf4d39de8ec3bf7c7ce066dcee5security-advisories@github.com
Patch
https://github.com/mlc-ai/xgrammar/issues/250security-advisories@github.com
Exploit
Issue Tracking
https://github.com/mlc-ai/xgrammar/security/advisories/GHSA-5cmr-4px5-23pcsecurity-advisories@github.com
Vendor Advisory
Hyperlink: https://github.com/mlc-ai/xgrammar/commit/b943feacb5a1caf4d39de8ec3bf7c7ce066dcee5
Source: security-advisories@github.com
Resource:
Patch
Hyperlink: https://github.com/mlc-ai/xgrammar/issues/250
Source: security-advisories@github.com
Resource:
Exploit
Issue Tracking
Hyperlink: https://github.com/mlc-ai/xgrammar/security/advisories/GHSA-5cmr-4px5-23pc
Source: security-advisories@github.com
Resource:
Vendor Advisory
Change History
0Changes found
Details not found