PT-2026-121533

CVE-2026-115353

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Published

2026-10-22

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Updated

2026-10-22

Description by

CVSS 3.1
8.6
High
MetricsAV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Mistune before 3.3.0 contains a path traversal vulnerability in the RST include directive that allows attackers to read arbitrary files by supplying relative or absolute paths. Attackers can submit markdown containing include directives referencing ../ sequences or absolute paths to embed sensitive files like credentials or environment data in rendered HTML.
Exploitability
Fix
Impacts
Researchers
Vendors
Affected products
Weakness enumeration
CWE-22
Related identifiers
CVE-2026-115353
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