What’s Vulnerable › Vulnerabilities

CVE-2021-20113

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-07-30 · updated 2026-06-17
• Weakness: CWE-203

Description

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

• TCExam: through 14.8.1

References

• https://www.tenable.com/security/research/tra-2021-32
• https://www.tenable.com/security/research/tra-2021-32

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