CVE-2026-84835: Dimafreund Rentsyst

Medium severity, CVSS 5.3. EPSS: 0.3% chance of exploitation in the next 30 days.

Missing Authorization vulnerability in DimaFreund Rentsyst rentsyst allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Rentsyst: from n/a through 2.1.5.

Affected products

• Dimafreund Rentsyst: up to and including 2.1.5

Published 2026-09-02. Last modified 2026-09-23.