CVE-2026-121562 (GCVE-0-2026-121562)

Vulnerability from cvelistv5 – Published: 2026-11-03 15:17 – Updated: 2026-11-03 15:17
VLAI
Title
CTFd 3.1.0 before 3.8.7 Information Disclosure via /api/v1/teams Endpoint
Summary
CTFd 3.1.0 before 3.8.7 contains an information disclosure vulnerability in the /api/v1/teams list endpoint that exposes non-public team custom field values. Unauthenticated attackers can paginate GET requests to collect hidden registration data such as emails, phone numbers, and student IDs when team mode and public visibility are enabled.
Severity
6.9 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CWE
  • CWE-863 - Incorrect Authorization
Assigner
VulnCheck CNA under the mitre root
CNA scorecard B 84/100 over 7402 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
CTFd CTFd Affected: 3.1.0 , < 3.8.7 (semver)
    cpe:2.3:a:ctfd:ctfd:*:*:*:*:*:*:*:*
Create a notification for this product.
Date Public
2026-08-18 00:00
Credits
Oceanwarranty (ASK PENTEST SDN. BHD.) ColdHeat
Show details on NVD website
To clipboard 

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