CVE-2026-25312: Metagauss Eventprime

High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days.

Missing Authorization vulnerability in Metagauss EventPrime eventprime-event-calendar-management allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects EventPrime: from n/a through <= 4.2.8.3.

Affected products

• Metagauss Eventprime: up to and including 4.2.8.3

Published 2026-03-19. Last modified 2026-06-17.