CVE-2022-21680
marked: regular expression block.def may lead Denial of Service
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Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · January 14, 2022
Updated · August 5, 2026
Description
A vulnerability was found in the markedjs package. Affected versions of this package are vulnerable to Regular expression Denial of Service (ReDoS) attacks, affecting system availability.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-186 · Overly Restrictive Regular Expression