CVE-2026-40201: Diplodoc-Platform @diplodoc/search-Extension

Medium severity, CVSS 5.4. EPSS: 0.3% chance of exploitation in the next 30 days.

@diplodoc/search-extension 1.0.0 through 3.x before 3.0.3 allows stored XSS via the title in a .md file.

Affected products

• Diplodoc-Platform @diplodoc/search-Extension: from 1.0.0, before 3.0.3 (fixed in 3.0.3)

Published 2026-05-01. Last modified 2026-06-17.