CVE-2026-121562
MEDIUM
NVD
CVSS Score
5.3
Severity
MEDIUM
Published
Nov 03, 2026
Vendor
unknown
Description
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.