CVE-2025-46656

Published: Apr 26, 2025

Modified: Apr 29, 2025

PUBLISHED

CVSS v3.1

2.9

LOW

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.

Vendor	Product	Versions
python-markdownify	python-markdownify	affected `0 - < 0.14.1`

Weaknesses (CWE)

CWE-1284

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

Local

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

References

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

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

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Start Training

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.

Scan Now

CVE-2025-46656

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References