CVE-2025-23868: Mliebelt Chess Tempo Viewer

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in mliebelt Chess Tempo Viewer chesstempoviewer allows Stored XSS.This issue affects Chess Tempo Viewer: from n/a through <= 0.9.5.

Affected products

• Mliebelt Chess Tempo Viewer: up to and including 0.9.5

Published 2025-01-16. Last modified 2026-06-17.