CVE-2026-57394: Tribulant Software Newsletters

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 Tribulant Software Newsletters newsletters-lite allows Reflected XSS.This issue affects Newsletters: from n/a through <= 4.14.

Affected products

• Tribulant Software Newsletters: up to and including 4.14

Published 2026-07-13. Last modified 2026-07-13.