Description
A vulnerability was found in markdown-it up to 2.x. It has been classified as problematic. Affected is an unknown function of the file lib/common/html_re.js. The manipulation leads to inefficient regular expression complexity. Upgrading to version 3.0.0 is able to address this issue. The name of the patch is 89c8620157d6e38f9872811620d25138fc9d1b0d. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-216852.
References (4)
Core 4
Core References
Third Party Advisory vdb-entry
https://vuldb.com/?id.216852
Third Party Advisory signature
permissions-required
https://vuldb.com/?ctiid.216852
Patch, Third Party Advisory patch
https://github.com/markdown-it/markdown-it/commit/89c8620157d6e38f9872811620d25138fc9d1b0d
Release Notes, Third Party Advisory patch
https://github.com/markdown-it/markdown-it/releases/tag/3.0.0
Scores
CVSS v3
3.5
EPSS
0.0056
EPSS Percentile
68.4%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-1333
Status
published
Products (2)
markdown-it_project/markdown-it
< 3.0.0
npm/markdown-it
0 - 3.0.0npm
Published
Dec 27, 2022
Tracked Since
Feb 18, 2026