CVE-2026-115350Medium· 6.1▾ SunlitMistune before 3.3.0 contains a cross-site scripting vulnerability in the Include directive that emits included .html, .xhtml, or .htm file content as raw block_html tokens. Attackers who can plant an HTML file readable by the renderer c…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 33.6 · likelihood 0 · exploitation 0
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Mistune before 3.3.0 contains a cross-site scripting vulnerability in the Include directive that emits included .html, .xhtml, or .htm file content as raw block_html tokens. Attackers who can plant an HTML file readable by the renderer can reference it via an include directive, combined with path traversal, to execute stored scripts when escape=False is set.
mistune < 3.3.0Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-115355High· 7.5Mistune before 3.3.0 Path Traversal and XSS via Include Directive
CVE-2026-115353High· 8.6Mistune before 3.3.0 Path Traversal via include Directive
CVE-2026-115351Medium· 4.7Mistune 3.2.1 before 3.3.0 CSS Injection via Figure Directive figwidth Option
CVE-2026-115352High· 7.5Mistune before 3.3.0 Quadratic-Time DoS via Unmatched Brackets in Inline Parser
CVE-2026-115354Medium· 6.5Mistune before 3.3.0 Arbitrary Local File Read via Include Directive
CVE-2026-115348High· 7.5Mistune before 3.3.0 Quadratic-Time DoS via parse_link_text