CVE-2023-26302 Affecting markdown-it-py package, versions <2.1.0-5


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.23% (14th percentile)

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  • Snyk IDSNYK-DEBIAN14-MARKDOWNITPY-11760112
  • published10 Aug 2025
  • disclosed22 Feb 2023

Introduced: 22 Feb 2023

CVE-2023-26302  (opens in a new tab)

How to fix?

Upgrade Debian:14 markdown-it-py to version 2.1.0-5 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream markdown-it-py package and not the markdown-it-py package as distributed by Debian. See How to fix? for Debian:14 relevant fixed versions and status.

Denial of service could be caused to the command line interface of markdown-it-py, before v2.2.0, if an attacker was allowed to use invalid UTF-8 characters as input.

CVSS Base Scores

version 3.1