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    CVE-2024-11716

    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.

    Published:Jan 2, 2025
    Last Modified:Apr 15, 2026
    EPS:Jan 2, 2025
    EPSS Score:0.06576
    CVSS Score:5.3

    Affected Products

    Vendor
    Ctfd
    Product
    Ctfd

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2025-29419 (CVSS 7.1) — CTFd v3.7.6 was discovered to be vulnerable to a man-in-the-middle attack.…
    CVE-2026-78145 (CVSS 2.1) — A vulnerability has been found in CTFd up to 3.8.4. The affected element is the function _is_safe_url of the f…
    CVE-2026-30345 (CVSS 7.5) — A zip slip vulnerability in the Admin import functionality of CTFd v3.8.1-18-gdb5a18c4 allows attackers to wri…
    CVE-2024-11717 (CVSS 6.3) — Tokens in CTFd used for account activation and password resetting can be used interchangeably for these operat…
    CVE-2024-42988 (CVSS 4.3) — Lack of access control in ChallengeSolves (/api/v1/challenges/<challenge id>/solves) of CTFd v2.0.0 - v3.7.2 a…
    CVE-2020-7245 (CVSS 9.8) — Incorrect username validation in the registration process of CTFd v2.0.0 - v2.2.2 allows an attacker to take o…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High