CVE-2025-40718: Quiter Gateway

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Improper error handling vulnerability in versions prior to 4.7.0 of Quiter Gateway by Quiter. This vulnerability allows an attacker to send malformed payloads to generate error messages containing sensitive information.

Affected products

• Quiter Quiter Gateway: before 4.7.0 (fixed in 4.7.0)

Published 2025-07-08. Last modified 2026-06-17.