mistune vulnerabilities

Browse known CVEs and advisories by package and ecosystem. Severity tells you the worst case. What determines real risk is whether the vulnerable code actually runs in your applications.

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CVE-IDSeverityPackage summary
CVE-2026-44899Mediummistune: Mistune Image Directive CSS Injection VulnerabilityCVE-2026-44898Mediummistune: Mistune TOC Anchor Injection XSSCVE-2026-44897Mediummistune: Mistune Heading ID Attribute has Injection XSSCVE-2026-44896Mediummistune: Mistune has XSS via unescaped figclass/figwidth in Figure directiveCVE-2026-44708Mediummistune: Mistune Math Plugin has an XSS Escape BypassCVE-2026-33079Highmistune: Mistune has a ReDoS in LINK_TITLE_RE that allows denial of service via crafted Markdown inputCVE-2022-34749Highmistune: Mistune vulnerable to catastrophic backtrackingCVE-2017-15612Mediummistune: Cross-site Scripting in MistuneCVE-2017-16876Mediummistune: mistune Cross-site scripting (XSS) vulnerability

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