CVE-2025-68853: Kleor Contact Manager

High severity, CVSS 8.8. EPSS: 0.4% chance of exploitation in the next 30 days.

Deserialization of Untrusted Data vulnerability in Kleor Contact Manager contact-manager allows Object Injection.This issue affects Contact Manager: from n/a through <= 9.1.1.

Affected products

• Kleor Contact Manager: up to and including 9.1.1

Published 2026-02-20. Last modified 2026-06-17.