CVE-2021-20113: Tecnick Tcexam

Medium severity, CVSS 5.3. EPSS: 1.3% chance of exploitation in the next 30 days.

An exposure of sensitive information vulnerability exists in TCExam <= 14.8.1. If a password reset request was made for an email address that was not registered with a user then we would be presented with an ‘unknown email’ error. If an email is given that is registered with a user then this error will not appear. A malicious actor could abuse this to enumerate the email addresses of

Affected products

• Tecnick Tcexam: up to and including 14.8.1

Published 2021-07-30. Last modified 2026-06-17.