CVE-2025-46656

Published Apr 26, 2025

Last updated 2 months ago

CVSS low 2.9

Overview

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.
Source
cve@mitre.org
NVD status
Awaiting Analysis

Risk scores

CVSS 3.1

Type
Secondary
Base score
2.9
Impact score
1.4
Exploitability score
1.4
Vector string
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Severity
LOW

Weaknesses

cve@mitre.org
CWE-1284

Social media

Hype score
Not currently trending

  1. CVE-2025-46656 python-markdownify (aka markdownify) before 0.14.1 allows large headline prefixes such as &lt;h9999999&gt; in addition to &lt;h1&gt; through &lt;h6&gt;. This causes memory consumption. https://t.co/wknZqKE7mb

    @CVEnew

    26 Apr 2025

    606 Impressions

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References

Sources include official advisories and independent security research.