CVE-2025-46656

State: Published
Severity: 2.9 Low
Published: Apr 26, 2025
Updated: Apr 29, 2025
Reserved: Apr 26, 2025

Description

python-markdownify (aka markdownify) before 0.14.1 allows large headline prefixes such as <h9999999> in addition to <h1> through <h6>. This causes memory consumption.

Scores

CVSS	Score	Vector	Source
3.1	2.9 Low	CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L	mitre

Weaknesses

CWE-1284 Improper Validation of Specified Quantity in Input

Affected Products

Product	Versions
python-markdownifypython-markdownify	before 0.14.1Affected

References

https://github.com/matthewwithanm/python-markdownify/compare/0.14.0...0.14.1
https://github.com/matthewwithanm/python-markdownify/issues/143

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