CVE-2021-21416

CVE-2021-21416 affects django-registration versions prior to 3.1.2, where a flaw in the user-account registration view could expose sensitive user data in detailed error reports. This low-severity vulnerability (CVSS 2.6) requires specific conditions: enabled detailed error reports, a server-side error during registration, and high attack complexity. If triggered, proposed user credentials, such as passwords, could be inadvertently disclosed to recipients of these error reports. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.