{"id":"CVE-2024-11716","aliases":["EUVD-2024-34048","GHSA-7wpf-4jwj-r2v3"],"status":"published","title":"While assignment of a user to a team (bracket) in CTFd  should be possible only once, at the...","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.\nThis 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.","severity":{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.11584,"percentile":0.96096,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-837"],"published":"2025-01-02T16:07:46Z","modified":"2026-10-28T02:30:52Z","products":[{"vendor":"ctfd","product":"ctfd"}],"references":[{"url":"https://github.com/CTFd/CTFd/pull/2636","tags":["patch","fix"]},{"url":"https://cert.pl/en/posts/2025/01/CVE-2024-11716","tags":["third-party-advisory","advisory"]},{"url":"https://ctfd.io/","tags":["product","web"]},{"url":"https://blog.ctfd.io/ctfd-3-7-5/","tags":["vendor-advisory","advisory"]},{"url":"https://seclists.org/fulldisclosure/2024/Dec/21","tags":["mailing-list","exploit","evidence"]},{"url":"http://seclists.org/fulldisclosure/2024/Dec/21","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-11716","tags":["advisory"]},{"url":"https://blog.ctfd.io/ctfd-3-7-5"},{"url":"https://ctfd.io"},{"url":"https://github.com/advisories/GHSA-7wpf-4jwj-r2v3"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/11xxx/CVE-2024-11716.json","tags":["advisory"]},{"url":"https://github.com/CTFd/CTFd","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2024-11716","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.\nThis 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.","status":"published","published":"2025-01-02T16:07:46.868Z","modified":"2025-11-03T21:52:05.067Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-837"],"updated_at":"2026-11-02T14:34:19.965827Z"}],"euvd":[{"id":"EUVD-2024-34048","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.\nThis 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.","status":"published","published":"2025-01-02T16:07:46Z","modified":"2025-11-03T21:52:05Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:49:30.775561Z"}],"ghsa":[{"id":"GHSA-7wpf-4jwj-r2v3","title":"While assignment of a user to a team (bracket) in CTFd  should be possible only once, at the...","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.\nThis 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.","status":"published","published":"2025-01-02T18:30:36Z","modified":"2025-11-04T00:32:16Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"}],"cwes":["CWE-837"],"updated_at":"2026-11-02T15:04:31.19776Z"}],"nvd":[{"id":"CVE-2024-11716","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.\nThis 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.","status":"published","published":"2025-01-02T17:15:07.09Z","modified":"2026-06-17T06:58:18.413Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"}],"cwes":["CWE-837"],"updated_at":"2026-11-02T14:10:41.489236Z"}],"osv":[{"id":"CVE-2024-11716","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.\nThis 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.","status":"published","published":"2025-01-02T16:07:46.868Z","modified":"2026-10-28T02:30:52.763288454Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-837"],"updated_at":"2026-11-02T15:44:37.917085Z"}]}}