CVE-2025-46656 | THREATINT

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.

Reserved 2025-04-26 | Published 2025-04-26 | Updated 2025-04-29 | Assigner mitre

LOW: 2.9CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Problem types

CWE-1284 Improper Validation of Specified Quantity in Input

Product status

Default status

unaffected

Any version before 0.14.1

affected

References

github.com/...anm/python-markdownify/compare/0.14.0...0.14.1

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

cve.org (CVE-2025-46656)

nvd.nist.gov (CVE-2025-46656)

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