CVE-2022-21681 — Uncontrolled Resource Consumption in Marked
Severity
7.5HIGHNVD
EPSS
0.5%
top 34.74%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJan 14
Description
Marked is a markdown parser and compiler. Prior to version 4.0.10, the regular expression `inline.reflinkSearch` may cause catastrophic backtracking against some strings and lead to a denial of service (DoS). Anyone who runs untrusted markdown through a vulnerable version of marked and does not use a worker with a time limit may be affected. This issue is patched in version 4.0.10. As a workaround, avoid running untrusted markdown through marked or run marked on a worker thread and set a reasona…
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6
Affected Packages4 packages
Also affects: Fedora 36