CVE-2026-28767: Mygardyn Cloud API

Medium severity, CVSS 5.3. EPSS: 0.5% chance of exploitation in the next 30 days.

A specific administrative endpoint notifications is accessible without proper authentication.

Affected products

• Mygardyn Cloud API: before 2.12.2026 (fixed in 2.12.2026)

Published 2026-04-03. Last modified 2026-07-24.