CVE-2021-21306

Denial of Service in Marked

State: Published
Severity: 5.3 Medium
Published: Feb 8, 2021
Updated: Aug 3, 2024
Reserved: Dec 22, 2020

Description

Marked is an open-source markdown parser and compiler (npm package "marked"). In marked from version 1.1.1 and before version 2.0.0, there is a Regular expression Denial of Service vulnerability. This vulnerability can affect anyone who runs user generated code through marked. This vulnerability is fixed in version 2.0.0.

Scores

CVSS	Score	Vector	Source
3.1	5.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L	GitHub_M

Weaknesses

CWE-400 {"CWE-400":"Uncontrolled Resource Consumption"}

Affected Products

Product	Versions
markedmarkedjs	>= 1.1.1, < 2.0.0Affected

References

https://github.com/markedjs/marked/security/advisories/GHSA-4r62-v4vq-hr96
https://github.com/markedjs/marked/issues/1927
https://github.com/markedjs/marked/pull/1864
https://github.com/markedjs/marked/commit/7293251c438e3ee968970f7609f1a27f9007bccd
https://www.npmjs.com/package/marked

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