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Mistune Project Mistune vulnerabilities

21 known vulnerabilities affecting mistune_project/mistune.

Total CVEs
21
CISA KEV
0
Public exploits
0
Exploited in wild
0
Severity breakdown
HIGH8MEDIUM13

Vulnerabilities

Page 2 of 2
CVE-2026-59930P4MEDIUMCVSS 4.3fixed in 3.3.02026-07-08
CVE-2026-59930 [MEDIUM] CWE-345 CVE-2026-59930: Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, the toc plugin and T Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, the toc plugin and TableOfContents directive generate heading IDs as predictable toc_N values without slugifying the heading text, allowing attacker-controlled id="toc_N" content to collide with generated anchors and redirect same-page navigation, CSS selectors, or JavaS
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