markdown-it
HighnpmCVE-2026-111759
What to do
Update markdown-it to 15.0.2 or later.
npm install markdown-it@15.0.2
A denial of service flaw affects the npm package markdown-it. Affected versions: >= 15.0.0, < 15.0.2. Fixed from version 15.0.2. CVSS score 7.5.
What the flaw allows: The service can be knocked over cheaply.
- Package
- markdown-it
- Ecosystem
- npm (JavaScript)
- Class
- Denial of service
- Affected versions
- >= 15.0.0, < 15.0.2
- CVSS
- 7.5
- Published on
- October 20, 2026
Sources
Entry built automatically from the cited security advisory, with no model rewriting. Acknowledged by the organisation or vendor, notified to an authority, or established by two independent sources.