CVE-2025-31919: Themeton Spare

Critical severity, CVSS 9.8. EPSS: 0.5% chance of exploitation in the next 30 days.

Deserialization of Untrusted Data vulnerability in themeton Spare allows Object Injection. This issue affects Spare: from n/a through 1.7.

Affected products

• Themeton Spare: up to and including 1.7

Published 2025-06-17. Last modified 2026-06-17.