markdown-it-py Denial of Service vulnerability in the command line interface

MEDIO 5.5CVE-2023-26302 · GHSA-jrwr-5x3p-hvc3 · PYSEC-2023-23 · Published 22/02/2023 · updated 17/06/2026

In breve

CVE-2023-26302 è una vulnerabilità MEDIO (CVSS 5.5) che riguarda markdown-it-py, markdown-it-py (executablebooks).
Probabilità di sfruttamento nei prossimi 30 giorni (EPSS): 0.22%, superiore al 13.3% delle vulnerabilità.
Correzione: aggiornare a 2.2.0 o successiva.

Package	Affected versions	Patched versions
markdown-it-py PyPI	`< 2.2.0`	`2.2.0`
markdown-it-py executablebooks	`< 2.2.0`	`2.2.0`

Description

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.

NVD description

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.

References

nvd.nist.gov/vuln/detail/CVE-2023-26302 · ADVISORY
executablebooks/markdown-it-py#247 · WEB
executablebooks/markdown-it-py commit 53ca3e9 · WEB
executablebooks/markdown-it-py · PACKAGE
executablebooks/markdown-it-py release v2.2.0 · WEB
pypa/advisory-database · WEB
GitHub Advisory GHSA-jrwr-5x3p-hvc3 · ADVISORY

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Package

Affected versions

Patched versions

markdown-it-py

PyPI

< 2.2.0

2.2.0

markdown-it-py

executablebooks

< 2.2.0

2.2.0

Description

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.

NVD description

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.