CVE-2025-31638: Themeton Spare

High severity, CVSS 7.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in themeton Spare allows Reflected XSS. This issue affects Spare: from n/a through 1.7.

Affected products

• Themeton Spare: up to and including 1.7

Published 2025-06-09. Last modified 2026-06-17.