CVE-2025-68523: Spiffy Plugins Spiffy Calendar

Medium severity, CVSS 4.3. EPSS: 0.2% chance of exploitation in the next 30 days.

Missing Authorization vulnerability in Spiffy Plugins Spiffy Calendar spiffy-calendar allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Spiffy Calendar: from n/a through <= 5.0.7.

Affected products

• Spiffy Plugins Spiffy Calendar: up to and including 5.0.7

Published 2025-12-24. Last modified 2026-10-07.