CVE-2021-31589: BeyondTrust Appliance Base Software

Medium severity, CVSS 6.1. EPSS: 25.1% chance of exploitation in the next 30 days.

A cross-site scripting (XSS) vulnerability has been reported and confirmed for BeyondTrust Secure Remote Access Base Software version 6.0.1 and older, which allows the injection of unauthenticated, specially-crafted web requests without proper sanitization.

Affected products

• BeyondTrust Appliance Base Software: up to and including 6.0.1

Published 2022-01-05. Last modified 2026-06-17.