What’s Vulnerable › Vulnerabilities

CVE-2025-52133

• Severity: medium (CVSS 6.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-08-03 · updated 2026-06-17
• Weakness: CWE-79

Description

The Mocca Calendar application before 2.15 for XWiki allows XSS via a title upon calendar import.

Affected products

• xwiki-contrib Mocca Calendar: before 2.15 — fixed in 2.15

How to fix

Upgrade to a fixed version: xwiki-contrib Mocca Calendar 2.15. Check the vendor advisory for mitigations.

References

• https://extensions.xwiki.org/xwiki/bin/view/Extension/MoccaCalendar
• https://github.com/xwiki-contrib/application-mocca-calendar
• https://github.com/xwikisas/application-mocca-calendar
• https://github.com/xwikisas/application-mocca-calendar/security/advisories/GHSA-mc3x-h7p6-334p

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