{"schema_version":1,"title":"Markdown (PyPI) vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 3 vulnerabilities in Markdown (PyPI): 0 in the last 7 days and 1 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-86303, was published on 7 September 2026.","url":"https://junglewise.ai/threats/technologies/markdown","json_url":"https://junglewise.ai/threats/technologies/markdown.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/markdown","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":2,"all_time":3,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":1,"last_90_days":1,"last_365_days":2},"latest":[{"cve":"CVE-2026-86303","cvss":7.3,"epss":0.0054,"slug":"cve-2026-86303-92181-markdown-out-of-bounds-read-in-lds-function","title":"92181 markdown out-of-bounds read in lds function","severity":"high","exploited":false,"published_at":"2026-09-07T13:20:39.587+00:00","url":"https://junglewise.ai/threats/cve-2026-86303-92181-markdown-out-of-bounds-read-in-lds-function"},{"cve":"CVE-2025-69534","cvss":7.5,"epss":0.0057,"slug":"cve-2025-69534-python-markdown-denial-of-service-via-malformed-html-sequences","title":"Python-Markdown Denial of Service via malformed HTML sequences","severity":"high","exploited":false,"published_at":"2026-03-05T15:16:11.243+00:00","url":"https://junglewise.ai/threats/cve-2025-69534-python-markdown-denial-of-service-via-malformed-html-sequences"},{"cvss":0,"slug":"markdown-regular-expression-denial-of-service-55450908","title":"markdown Regular Expression Denial of Service","severity":"info","exploited":false,"published_at":"2020-09-04T15:11:03+00:00","url":"https://junglewise.ai/threats/markdown-regular-expression-denial-of-service-55450908"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"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":1},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"open-webui (PyPI)","slug":"open-webui","vulnerabilities":156,"url":"https://junglewise.ai/threats/technologies/open-webui"},{"name":"nltk (PyPI)","slug":"nltk","vulnerabilities":74,"url":"https://junglewise.ai/threats/technologies/nltk"},{"name":"picklescan (PyPI)","slug":"picklescan","vulnerabilities":74,"url":"https://junglewise.ai/threats/technologies/picklescan"},{"name":"openbabel (PyPI)","slug":"openbabel","vulnerabilities":48,"url":"https://junglewise.ai/threats/technologies/openbabel"},{"name":"apache-superset (PyPI)","slug":"apache-superset","vulnerabilities":44,"url":"https://junglewise.ai/threats/technologies/apache-superset"},{"name":"apache-airflow (PyPI)","slug":"apache-airflow","vulnerabilities":40,"url":"https://junglewise.ai/threats/technologies/apache-airflow"},{"name":"tensorflow-gpu (PyPI)","slug":"tensorflow-gpu","vulnerabilities":37,"url":"https://junglewise.ai/threats/technologies/tensorflow-gpu"},{"name":"tensorflow-cpu (PyPI)","slug":"tensorflow-cpu","vulnerabilities":34,"url":"https://junglewise.ai/threats/technologies/tensorflow-cpu"},{"name":"weblate (PyPI)","slug":"weblate","vulnerabilities":33,"url":"https://junglewise.ai/threats/technologies/weblate"},{"name":"mcp-atlassian (PyPI)","slug":"mcp-atlassian","vulnerabilities":30,"url":"https://junglewise.ai/threats/technologies/mcp-atlassian"},{"name":"crawl4ai (PyPI)","slug":"crawl4ai","vulnerabilities":28,"url":"https://junglewise.ai/threats/technologies/crawl4ai"},{"name":"moin (PyPI)","slug":"moin","vulnerabilities":28,"url":"https://junglewise.ai/threats/technologies/moin"}],"technology":{"hub":true,"name":"Markdown (PyPI)","slug":"markdown","vendor":{"name":"PyPI","slug":"pypi","url":"https://junglewise.ai/threats/vendors/pypi"},"aliases":[],"homepage":"https://pypi.org/project/Markdown/","repo_url":"https://github.com/Python-Markdown/markdown","description":"A Python implementation of the Markdown markup language.","url":"https://junglewise.ai/threats/technologies/markdown"},"most_severe":[{"cve":"CVE-2025-69534","cvss":7.5,"epss":0.0057,"slug":"cve-2025-69534-python-markdown-denial-of-service-via-malformed-html-sequences","title":"Python-Markdown Denial of Service via malformed HTML sequences","severity":"high","exploited":false,"published_at":"2026-03-05T15:16:11.243+00:00","url":"https://junglewise.ai/threats/cve-2025-69534-python-markdown-denial-of-service-via-malformed-html-sequences"},{"cve":"CVE-2026-86303","cvss":7.3,"epss":0.0054,"slug":"cve-2026-86303-92181-markdown-out-of-bounds-read-in-lds-function","title":"92181 markdown out-of-bounds read in lds function","severity":"high","exploited":false,"published_at":"2026-09-07T13:20:39.587+00:00","url":"https://junglewise.ai/threats/cve-2026-86303-92181-markdown-out-of-bounds-read-in-lds-function"},{"cvss":0,"slug":"markdown-regular-expression-denial-of-service-55450908","title":"markdown Regular Expression Denial of Service","severity":"info","exploited":false,"published_at":"2020-09-04T15:11:03+00:00","url":"https://junglewise.ai/threats/markdown-regular-expression-denial-of-service-55450908"}],"generated_at":"2026-09-26T10:22:00.132594+00:00"}