CVE-2023-4090: Acilia Widestand

Medium severity, CVSS 6.1. EPSS: 0.4% chance of exploitation in the next 30 days.

Cross-site Scripting (XSS) reflected vulnerability on WideStand until 5.3.5 version, which generates one of the meta tags directly using the content of the queried URL, which would allow an attacker to inject HTML/Javascript code into the response.

Affected products

• Acilia Widestand: up to and including 5.3.5

Published 2023-10-04. Last modified 2026-06-17.