Versions of the package markdown-it from 13.0.0 and before 14.1.1 are vulnerable to Regular Expression Denial of Service (ReDoS) due to the use of the regex /\*+$/ in the linkify function.
CVSS 4.0MEDIUM 6.9·Network·No auth·No interaction·EPSS 0.00739·Published 2026-02-12·Fixed in 14.1.1CWE-1333
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in markdown-it allows Cross-Site Scripting (XSS).