CVE-2025-52131: XWiki-Contrib Mocca Calendar

Medium severity, CVSS 6.4. EPSS: 0.3% chance of exploitation in the next 30 days.

The Mocca Calendar application before 2.15 for XWiki allows XSS via the background or text color field.

Affected products

• XWiki-Contrib Mocca Calendar: before 2.15 (fixed in 2.15)

Published 2025-08-03. Last modified 2026-06-17.