Medium severity6.1NVD Advisory· Published Oct 22, 2026· Updated Oct 22, 2026
CVE-2026-115350
CVE-2026-115350
Description
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.
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Affected products
1Patches
Vulnerability mechanics
References
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