Description
An issue was discovered in Django 1.11 before 1.11.21, 2.1 before 2.1.9, and 2.2 before 2.2.2. The clickable Current URL value displayed by the AdminURLFieldWidget displays the provided value without validating it as a safe URL. Thus, an unvalidated value stored in the database, or a value provided as a URL query parameter payload, could result in an clickable JavaScript link.
Remediation
References
Related Vulnerabilities
WordPress Plugin Search & Replace PHP Object Injection (3.2.2)
Moodle Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2018-1135)
phpMyAdmin 7PK - Security Features Vulnerability (CVE-2016-9861)
MySQL Improper Link Resolution Before File Access ('Link Following') Vulnerability (CVE-2016-6664)