What’s Vulnerable › Vulnerabilities

CVE-2023-6554: Missing authorisation in TCExam

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-01-11 · updated 2026-06-17
• Weakness: CWE-862

Description

When access to the "admin" folder is not protected by some external authorization mechanisms e.g. Apache Basic Auth, it is possible for any user to download protected information like exam answers.

Affected products

• TCExam: before 15.1.0 — fixed in 15.1.0

How to fix

Upgrade to a fixed version: TCExam 15.1.0. Check the vendor advisory for mitigations.

References

• https://cert.pl/en/posts/2024/01/CVE-2023-6554/
• https://cert.pl/posts/2024/01/CVE-2023-6554/
• https://tcexam.org/
• https://cert.pl/en/posts/2024/01/CVE-2023-6554/
• https://cert.pl/posts/2024/01/CVE-2023-6554/
• https://tcexam.org/

Get alerted when CVE-2023-6554 or the next vulnerability affects your stack