{"schema_version":1,"title":"league/commonmark (Packagist) vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 24 vulnerabilities in league/commonmark (Packagist): 0 in the last 7 days and 19 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2024-58382, was published on 9 September 2026.","url":"https://junglewise.ai/threats/technologies/league-commonmark","json_url":"https://junglewise.ai/threats/technologies/league-commonmark.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/league-commonmark","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":13,"all_time":24,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":9,"last_90_days":19,"last_365_days":21},"latest":[{"cve":"CVE-2024-58382","cvss":7.5,"epss":0.0028,"slug":"cve-2024-58382-league-commonmark-polynomial-time-complexity-denial-of-service","title":"league/commonmark polynomial time complexity denial of service","severity":"high","exploited":false,"published_at":"2026-09-09T14:17:10.327+00:00","url":"https://junglewise.ai/threats/cve-2024-58382-league-commonmark-polynomial-time-complexity-denial-of-service"},{"cve":"CVE-2026-86431","cvss":7.2,"epss":0.0039,"slug":"cve-2026-86431-league-commonmark-attributesextension-xss-bypass-with-u-000c","title":"league/commonmark AttributesExtension XSS bypass with U+000C","severity":"high","exploited":false,"published_at":"2026-09-07T13:20:42.46+00:00","url":"https://junglewise.ai/threats/cve-2026-86431-league-commonmark-attributesextension-xss-bypass-with-u-000c"},{"cve":"CVE-2026-86430","cvss":7.5,"epss":0.0049,"slug":"cve-2026-86430-league-commonmark-denial-of-service-in-parsing","title":"league/commonmark denial of service in parsing","severity":"high","exploited":false,"published_at":"2026-09-07T13:20:42.32+00:00","url":"https://junglewise.ai/threats/cve-2026-86430-league-commonmark-denial-of-service-in-parsing"},{"cve":"CVE-2026-86429","cvss":7.5,"epss":0.0052,"slug":"cve-2026-86429-league-commonmark-quadratic-parsing-complexity-denial-of-service","title":"League CommonMark quadratic parsing complexity denial of service","severity":"high","exploited":false,"published_at":"2026-09-07T13:20:42.18+00:00","url":"https://junglewise.ai/threats/cve-2026-86429-league-commonmark-quadratic-parsing-complexity-denial-of-service"},{"cve":"CVE-2026-86428","cvss":7.5,"epss":0.0049,"slug":"cve-2026-86428-commonmark-denial-of-service-in-attributesextension","title":"commonmark denial of service in AttributesExtension","severity":"high","exploited":false,"published_at":"2026-09-07T13:20:42.037+00:00","url":"https://junglewise.ai/threats/cve-2026-86428-commonmark-denial-of-service-in-attributesextension"},{"cvss":7.5,"slug":"league-commonmark-denial-of-service-in-attributes-extension-932b44b3","title":"league/commonmark Denial of service in Attributes extension","severity":"high","exploited":false,"published_at":"2026-09-01T20:28:40+00:00","url":"https://junglewise.ai/threats/league-commonmark-denial-of-service-in-attributes-extension-932b44b3"},{"cvss":7.5,"slug":"league-commonmark-denial-of-service-in-smartpunct-and-attributes-252cde7d","title":"league/commonmark denial of service in SmartPunct and Attributes extensions","severity":"high","exploited":false,"published_at":"2026-09-01T20:21:45+00:00","url":"https://junglewise.ai/threats/league-commonmark-denial-of-service-in-smartpunct-and-attributes-252cde7d"},{"cvss":7.2,"slug":"league-commonmark-xss-via-form-feed-in-attributesextension-d61618f5","title":"League CommonMark XSS via form feed in AttributesExtension","severity":"high","exploited":false,"published_at":"2026-09-01T20:18:29+00:00","url":"https://junglewise.ai/threats/league-commonmark-xss-via-form-feed-in-attributesextension-d61618f5"},{"cvss":7.5,"slug":"league-commonmark-denial-of-service-via-parsing-algorithms-d1480161","title":"League CommonMark denial of service via parsing algorithms","severity":"high","exploited":false,"published_at":"2026-09-01T20:17:59+00:00","url":"https://junglewise.ai/threats/league-commonmark-denial-of-service-via-parsing-algorithms-d1480161"},{"cvss":3.1,"slug":"league-commonmark-denial-of-service-via-deeply-nested-xml-output-62118877","title":"league/commonmark: Denial of service via deeply nested XML output","severity":"low","exploited":false,"published_at":"2026-08-06T20:42:54+00:00","url":"https://junglewise.ai/threats/league-commonmark-denial-of-service-via-deeply-nested-xml-output-62118877"},{"cvss":5.3,"slug":"thephpleague-commonmark-denial-of-service-in-xmlrenderer-99533992","title":"thephpleague commonmark denial of service in XmlRenderer","severity":"medium","exploited":false,"published_at":"2026-08-06T20:42:54+00:00","url":"https://junglewise.ai/threats/thephpleague-commonmark-denial-of-service-in-xmlrenderer-99533992"},{"cvss":7.5,"slug":"thephpleague-commonmark-denial-of-service-in-uniqueslugnormalizer-94ab233b","title":"thephpleague commonmark denial of service in UniqueSlugNormalizer","severity":"high","exploited":false,"published_at":"2026-08-06T20:41:45+00:00","url":"https://junglewise.ai/threats/thephpleague-commonmark-denial-of-service-in-uniqueslugnormalizer-94ab233b"},{"cvss":3.1,"slug":"league-commonmark-denial-of-service-via-colliding-heading-slugs-560aaa95","title":"league/commonmark: Denial of service via colliding heading slugs","severity":"low","exploited":false,"published_at":"2026-08-06T20:41:45+00:00","url":"https://junglewise.ai/threats/league-commonmark-denial-of-service-via-colliding-heading-slugs-560aaa95"},{"cvss":3.1,"slug":"league-commonmark-denial-of-service-via-duplicate-footnote-definitions-019c922e","title":"league/commonmark: Denial of service via duplicate footnote definitions","severity":"low","exploited":false,"published_at":"2026-08-06T20:40:53+00:00","url":"https://junglewise.ai/threats/league-commonmark-denial-of-service-via-duplicate-footnote-definitions-019c922e"},{"cvss":7.5,"slug":"league-commonmark-denial-of-service-in-footnote-extension-90371ead","title":"league commonmark denial of service in Footnote extension","severity":"high","exploited":false,"published_at":"2026-08-06T20:40:53+00:00","url":"https://junglewise.ai/threats/league-commonmark-denial-of-service-in-footnote-extension-90371ead"},{"cvss":3.1,"slug":"league-commonmark-denial-of-service-via-adjacent-inline-attribute-94cc0fb0","title":"league/commonmark: Denial of service via adjacent inline attribute blocks","severity":"low","exploited":false,"published_at":"2026-08-06T20:39:52+00:00","url":"https://junglewise.ai/threats/league-commonmark-denial-of-service-via-adjacent-inline-attribute-94cc0fb0"},{"cvss":7.5,"slug":"league-commonmark-denial-of-service-in-attributesextension-c631ba68","title":"league/commonmark denial of service in AttributesExtension","severity":"high","exploited":false,"published_at":"2026-08-06T20:39:52+00:00","url":"https://junglewise.ai/threats/league-commonmark-denial-of-service-in-attributesextension-c631ba68"},{"cve":"CVE-2026-71488","cvss":7.5,"epss":0.0063,"slug":"cve-2026-71488-league-commonmark-quadratic-time-denial-of-service-in-markdown","title":"league commonmark quadratic-time denial of service in Markdown parsing","severity":"high","exploited":false,"published_at":"2026-08-06T20:37:20+00:00","url":"https://junglewise.ai/threats/cve-2026-71488-league-commonmark-quadratic-time-denial-of-service-in-markdown"},{"cve":"CVE-2026-71478","cvss":6.1,"epss":0.0036,"slug":"cve-2026-71478-thephpleague-commonmark-xss-bypass-in-attributesextension","title":"thephpleague commonmark XSS bypass in AttributesExtension","severity":"medium","exploited":false,"published_at":"2026-08-06T20:30:39+00:00","url":"https://junglewise.ai/threats/cve-2026-71478-thephpleague-commonmark-xss-bypass-in-attributesextension"},{"cve":"CVE-2026-33347","cvss":4,"epss":0.0032,"slug":"cve-2026-33347-league-commonmark-has-an-embed-extension-allowed-domains-bypass","title":"league/commonmark has an embed extension allowed_domains bypass","severity":"medium","exploited":false,"published_at":"2026-03-19T19:04:24+00:00","url":"https://junglewise.ai/threats/cve-2026-33347-league-commonmark-has-an-embed-extension-allowed-domains-bypass"},{"cve":"CVE-2026-30838","cvss":4,"epss":0.0024,"slug":"cve-2026-30838-commonmark-has-disallowedrawhtml-extension-bypass-via-whitespace","title":"CommonMark has DisallowedRawHtml extension bypass via whitespace in HTML tag names","severity":"medium","exploited":false,"published_at":"2026-03-06T23:27:03+00:00","url":"https://junglewise.ai/threats/cve-2026-30838-commonmark-has-disallowedrawhtml-extension-bypass-via-whitespace"},{"cve":"CVE-2025-46734","cvss":6.4,"epss":0.0036,"slug":"cve-2025-46734-league-commonmark-xss-in-attributes-extension","title":"league/commonmark XSS in Attributes extension","severity":"medium","exploited":false,"published_at":"2025-05-05T20:40:36+00:00","url":"https://junglewise.ai/threats/cve-2025-46734-league-commonmark-xss-in-attributes-extension"},{"cve":"CVE-2018-20583","cvss":3,"epss":0.016,"slug":"cve-2018-20583-php-league-commonmark-vulnerable-to-cross-site-scripting-xss","title":"PHP League CommonMark vulnerable to Cross-Site Scripting (XSS)","severity":"low","exploited":false,"published_at":"2022-05-14T01:40:50+00:00","url":"https://junglewise.ai/threats/cve-2018-20583-php-league-commonmark-vulnerable-to-cross-site-scripting-xss"},{"cve":"CVE-2019-10010","cvss":3,"epss":0.0105,"slug":"cve-2019-10010-moderate-severity-vulnerability-that-affects-league-commonmark","title":"Moderate severity vulnerability that affects league/commonmark","severity":"low","exploited":false,"published_at":"2019-09-17T22:47:47+00:00","url":"https://junglewise.ai/threats/cve-2019-10010-moderate-severity-vulnerability-that-affects-league-commonmark"}],"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":10},{"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":4},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":5},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"getgrav/grav (Packagist)","slug":"getgrav-grav","vulnerabilities":63,"url":"https://junglewise.ai/threats/technologies/getgrav-grav"},{"name":"wwbn/avideo (Packagist)","slug":"wwbn-avideo","vulnerabilities":58,"url":"https://junglewise.ai/threats/technologies/wwbn-avideo"},{"name":"concrete5/concrete5 (Packagist)","slug":"concrete5-concrete5","vulnerabilities":46,"url":"https://junglewise.ai/threats/technologies/concrete5-concrete5"},{"name":"snipe/snipe-it (Packagist)","slug":"snipe-snipe-it","vulnerabilities":39,"url":"https://junglewise.ai/threats/technologies/snipe-snipe-it"},{"name":"thorsten/phpmyfaq (Packagist)","slug":"thorsten-phpmyfaq","vulnerabilities":34,"url":"https://junglewise.ai/threats/technologies/thorsten-phpmyfaq"},{"name":"phpmyfaq/phpmyfaq (Packagist)","slug":"phpmyfaq-phpmyfaq","vulnerabilities":33,"url":"https://junglewise.ai/threats/technologies/phpmyfaq-phpmyfaq"},{"name":"craftcms/cms (Packagist)","slug":"craftcms-cms","vulnerabilities":27,"url":"https://junglewise.ai/threats/technologies/craftcms-cms"},{"name":"mantisbt/mantisbt (Packagist)","slug":"mantisbt-mantisbt","vulnerabilities":26,"url":"https://junglewise.ai/threats/technologies/mantisbt-mantisbt"},{"name":"kimai/kimai (Packagist)","slug":"kimai-kimai","vulnerabilities":22,"url":"https://junglewise.ai/threats/technologies/kimai-kimai"},{"name":"froxlor/froxlor (Packagist)","slug":"froxlor-froxlor","vulnerabilities":18,"url":"https://junglewise.ai/threats/technologies/froxlor-froxlor"},{"name":"yeswiki/yeswiki (Packagist)","slug":"yeswiki-yeswiki","vulnerabilities":15,"url":"https://junglewise.ai/threats/technologies/yeswiki-yeswiki"},{"name":"twig/twig (Packagist)","slug":"twig-twig","vulnerabilities":14,"url":"https://junglewise.ai/threats/technologies/twig-twig"}],"technology":{"hub":true,"name":"league/commonmark (Packagist)","slug":"league-commonmark","vendor":{"name":"Packagist","slug":"packagist","url":"https://junglewise.ai/threats/vendors/packagist"},"aliases":[],"homepage":"https://commonmark.thephpleague.com/","repo_url":"https://github.com/thephpleague/commonmark","description":"A PHP Markdown parser for the CommonMark specification.","url":"https://junglewise.ai/threats/technologies/league-commonmark"},"most_severe":[{"cve":"CVE-2026-71488","cvss":7.5,"epss":0.0063,"slug":"cve-2026-71488-league-commonmark-quadratic-time-denial-of-service-in-markdown","title":"league commonmark quadratic-time denial of service in Markdown parsing","severity":"high","exploited":false,"published_at":"2026-08-06T20:37:20+00:00","url":"https://junglewise.ai/threats/cve-2026-71488-league-commonmark-quadratic-time-denial-of-service-in-markdown"},{"cve":"CVE-2026-86429","cvss":7.5,"epss":0.0052,"slug":"cve-2026-86429-league-commonmark-quadratic-parsing-complexity-denial-of-service","title":"League CommonMark quadratic parsing complexity denial of service","severity":"high","exploited":false,"published_at":"2026-09-07T13:20:42.18+00:00","url":"https://junglewise.ai/threats/cve-2026-86429-league-commonmark-quadratic-parsing-complexity-denial-of-service"},{"cve":"CVE-2026-86430","cvss":7.5,"epss":0.0049,"slug":"cve-2026-86430-league-commonmark-denial-of-service-in-parsing","title":"league/commonmark denial of service in parsing","severity":"high","exploited":false,"published_at":"2026-09-07T13:20:42.32+00:00","url":"https://junglewise.ai/threats/cve-2026-86430-league-commonmark-denial-of-service-in-parsing"},{"cve":"CVE-2026-86428","cvss":7.5,"epss":0.0049,"slug":"cve-2026-86428-commonmark-denial-of-service-in-attributesextension","title":"commonmark denial of service in AttributesExtension","severity":"high","exploited":false,"published_at":"2026-09-07T13:20:42.037+00:00","url":"https://junglewise.ai/threats/cve-2026-86428-commonmark-denial-of-service-in-attributesextension"},{"cve":"CVE-2024-58382","cvss":7.5,"epss":0.0028,"slug":"cve-2024-58382-league-commonmark-polynomial-time-complexity-denial-of-service","title":"league/commonmark polynomial time complexity denial of service","severity":"high","exploited":false,"published_at":"2026-09-09T14:17:10.327+00:00","url":"https://junglewise.ai/threats/cve-2024-58382-league-commonmark-polynomial-time-complexity-denial-of-service"},{"cvss":7.5,"slug":"league-commonmark-denial-of-service-in-attributes-extension-932b44b3","title":"league/commonmark Denial of service in Attributes extension","severity":"high","exploited":false,"published_at":"2026-09-01T20:28:40+00:00","url":"https://junglewise.ai/threats/league-commonmark-denial-of-service-in-attributes-extension-932b44b3"},{"cvss":7.5,"slug":"league-commonmark-denial-of-service-in-smartpunct-and-attributes-252cde7d","title":"league/commonmark denial of service in SmartPunct and Attributes extensions","severity":"high","exploited":false,"published_at":"2026-09-01T20:21:45+00:00","url":"https://junglewise.ai/threats/league-commonmark-denial-of-service-in-smartpunct-and-attributes-252cde7d"},{"cvss":7.5,"slug":"league-commonmark-denial-of-service-via-parsing-algorithms-d1480161","title":"League CommonMark denial of service via parsing algorithms","severity":"high","exploited":false,"published_at":"2026-09-01T20:17:59+00:00","url":"https://junglewise.ai/threats/league-commonmark-denial-of-service-via-parsing-algorithms-d1480161"},{"cvss":7.5,"slug":"thephpleague-commonmark-denial-of-service-in-uniqueslugnormalizer-94ab233b","title":"thephpleague commonmark denial of service in UniqueSlugNormalizer","severity":"high","exploited":false,"published_at":"2026-08-06T20:41:45+00:00","url":"https://junglewise.ai/threats/thephpleague-commonmark-denial-of-service-in-uniqueslugnormalizer-94ab233b"},{"cvss":7.5,"slug":"league-commonmark-denial-of-service-in-footnote-extension-90371ead","title":"league commonmark denial of service in Footnote extension","severity":"high","exploited":false,"published_at":"2026-08-06T20:40:53+00:00","url":"https://junglewise.ai/threats/league-commonmark-denial-of-service-in-footnote-extension-90371ead"}],"generated_at":"2026-09-26T19:07:00.176898+00:00"}