CVE-2026-103339: Wpmet Metform

Medium severity, CVSS 6.5. EPSS: 0.1% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Wpmet Metform metform allows Stored XSS.This issue affects Metform: from n/a through 4.3.0.

Affected products

• Wpmet Metform: up to and including 4.3.0

Published 2026-10-01. Last modified 2026-10-01.