{"schema_version":1,"title":"xgrammar (PyPI) vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 4 vulnerabilities in xgrammar (PyPI): 0 in the last 7 days and 2 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2025-58446, was published on 7 July 2026.","url":"https://junglewise.ai/threats/technologies/xgrammar","json_url":"https://junglewise.ai/threats/technologies/xgrammar.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/xgrammar","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":1,"all_time":4,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":2,"last_365_days":3},"latest":[{"cve":"CVE-2025-58446","cvss":4,"epss":0.0054,"slug":"cve-2025-58446-xgrammar-vulnerable-to-denial-of-service-by-huge-enum-grammar","title":"PYSEC-2026-2055 - xgrammar vulnerable to denial of service by huge enum grammar","severity":"medium","exploited":false,"published_at":"2026-07-07T16:03:03.52673+00:00","url":"https://junglewise.ai/threats/cve-2025-58446-xgrammar-vulnerable-to-denial-of-service-by-huge-enum-grammar"},{"cve":"CVE-2025-57809","cvss":3.1,"epss":0.0047,"slug":"cve-2025-57809-xgrammar-affected-by-denial-of-service-by-infinite-recursion","title":"PYSEC-2026-2054 - XGrammar affected by Denial of Service by infinite recursion grammars","severity":"low","exploited":false,"published_at":"2026-07-07T16:03:01.88104+00:00","url":"https://junglewise.ai/threats/cve-2025-57809-xgrammar-affected-by-denial-of-service-by-infinite-recursion"},{"cve":"CVE-2026-25048","cvss":7.5,"epss":0.0071,"slug":"cve-2026-25048-mlc-ai-xgrammar-uncontrolled-recursion-in-nested-syntax","title":"mlc-ai xgrammar uncontrolled recursion in nested syntax","severity":"high","exploited":false,"published_at":"2026-03-05T16:16:15.853+00:00","url":"https://junglewise.ai/threats/cve-2026-25048-mlc-ai-xgrammar-uncontrolled-recursion-in-nested-syntax"},{"cve":"CVE-2025-32381","cvss":6.5,"epss":0.005,"slug":"cve-2025-32381-mlc-ai-xgrammar-unbounded-memory-cache-denial-of-service","title":"mlc-ai xgrammar unbounded memory cache denial of service","severity":"medium","exploited":false,"published_at":"2025-04-09T13:08:59+00:00","url":"https://junglewise.ai/threats/cve-2025-32381-mlc-ai-xgrammar-unbounded-memory-cache-denial-of-service"}],"weekly":[{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":2},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"tensorflow (PyPI)","slug":"pypi-tensorflow","vulnerabilities":428,"url":"https://junglewise.ai/threats/technologies/pypi-tensorflow"},{"name":"tensorflow-cpu (PyPI)","slug":"tensorflow-cpu","vulnerabilities":424,"url":"https://junglewise.ai/threats/technologies/tensorflow-cpu"},{"name":"tensorflow-gpu (PyPI)","slug":"tensorflow-gpu","vulnerabilities":421,"url":"https://junglewise.ai/threats/technologies/tensorflow-gpu"},{"name":"open-webui (PyPI)","slug":"open-webui","vulnerabilities":177,"url":"https://junglewise.ai/threats/technologies/open-webui"},{"name":"Django (PyPI)","slug":"django","vulnerabilities":172,"url":"https://junglewise.ai/threats/technologies/django"},{"name":"apache-airflow (PyPI)","slug":"apache-airflow","vulnerabilities":152,"url":"https://junglewise.ai/threats/technologies/apache-airflow"},{"name":"plone (PyPI)","slug":"pypi-plone","vulnerabilities":101,"url":"https://junglewise.ai/threats/technologies/pypi-plone"},{"name":"praisonai (PyPI)","slug":"pypi-praisonai","vulnerabilities":86,"url":"https://junglewise.ai/threats/technologies/pypi-praisonai"},{"name":"exiv2 (PyPI)","slug":"exiv2","vulnerabilities":85,"url":"https://junglewise.ai/threats/technologies/exiv2"},{"name":"nltk (PyPI)","slug":"nltk","vulnerabilities":83,"url":"https://junglewise.ai/threats/technologies/nltk"},{"name":"mlflow (PyPI)","slug":"mlflow","vulnerabilities":82,"url":"https://junglewise.ai/threats/technologies/mlflow"},{"name":"pillow (PyPI)","slug":"pillow","vulnerabilities":79,"url":"https://junglewise.ai/threats/technologies/pillow"}],"technology":{"hub":true,"name":"xgrammar (PyPI)","slug":"xgrammar","vendor":{"name":"PyPI","slug":"pypi","url":"https://junglewise.ai/threats/vendors/pypi"},"aliases":[],"homepage":"https://pypi.org/project/xgrammar/","repo_url":"https://github.com/mlc-ai/xgrammar","description":"An open-source library for efficient structured generation and grammar-constrained decoding in large language models.","url":"https://junglewise.ai/threats/technologies/xgrammar"},"most_severe":[{"cve":"CVE-2026-25048","cvss":7.5,"epss":0.0071,"slug":"cve-2026-25048-mlc-ai-xgrammar-uncontrolled-recursion-in-nested-syntax","title":"mlc-ai xgrammar uncontrolled recursion in nested syntax","severity":"high","exploited":false,"published_at":"2026-03-05T16:16:15.853+00:00","url":"https://junglewise.ai/threats/cve-2026-25048-mlc-ai-xgrammar-uncontrolled-recursion-in-nested-syntax"},{"cve":"CVE-2025-32381","cvss":6.5,"epss":0.005,"slug":"cve-2025-32381-mlc-ai-xgrammar-unbounded-memory-cache-denial-of-service","title":"mlc-ai xgrammar unbounded memory cache denial of service","severity":"medium","exploited":false,"published_at":"2025-04-09T13:08:59+00:00","url":"https://junglewise.ai/threats/cve-2025-32381-mlc-ai-xgrammar-unbounded-memory-cache-denial-of-service"},{"cve":"CVE-2025-58446","cvss":4,"epss":0.0054,"slug":"cve-2025-58446-xgrammar-vulnerable-to-denial-of-service-by-huge-enum-grammar","title":"PYSEC-2026-2055 - xgrammar vulnerable to denial of service by huge enum grammar","severity":"medium","exploited":false,"published_at":"2026-07-07T16:03:03.52673+00:00","url":"https://junglewise.ai/threats/cve-2025-58446-xgrammar-vulnerable-to-denial-of-service-by-huge-enum-grammar"},{"cve":"CVE-2025-57809","cvss":3.1,"epss":0.0047,"slug":"cve-2025-57809-xgrammar-affected-by-denial-of-service-by-infinite-recursion","title":"PYSEC-2026-2054 - XGrammar affected by Denial of Service by infinite recursion grammars","severity":"low","exploited":false,"published_at":"2026-07-07T16:03:01.88104+00:00","url":"https://junglewise.ai/threats/cve-2025-57809-xgrammar-affected-by-denial-of-service-by-infinite-recursion"}],"generated_at":"2026-09-28T03:07:00.154823+00:00"}