What’s Vulnerable › Vulnerabilities

CVE-2024-11716

• Severity: medium (CVSS 5.3 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 11.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-01-02 · updated 2026-06-17
• Weakness: CWE-837

Description

While assignment of a user to a team (bracket) in CTFd should be possible only once, at the registration, a flaw in logic implementation allows an authenticated user to reset it's bracket and then pick a new one, joining another team while a competition is already ongoing. This issue impacts releases from 3.7.0 up to 3.7.4 and was addressed by pull request 2636 https://github.com/CTFd/CTFd/pull/2636  included in 3.7.5 release.

References

• https://blog.ctfd.io/ctfd-3-7-5/
• https://cert.pl/en/posts/2025/01/CVE-2024-11716
• https://ctfd.io/
• https://github.com/CTFd/CTFd/pull/2636
• https://seclists.org/fulldisclosure/2024/Dec/21
• http://seclists.org/fulldisclosure/2024/Dec/21
• https://seclists.org/fulldisclosure/2024/Dec/21

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