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CVE PROGRAM SOURCE RECORD8.7 High

CVE-2026-115355

Mistune before 3.3.0 Path Traversal and XSS via Include Directive

Description

Mistune before 3.3.0 contains a path traversal vulnerability in the Include directive that allows attackers to read arbitrary files by supplying ../ sequences in include paths. Attackers can also inject HTML through unescaped error messages and included file contents to perform cross-site scripting even when escape=True is set.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

lepture mistune

Default version status: unaffected

  • 0 to < 3.3.0affected
  • 3.3.0unaffected
pkg:pypi/mistune

References