The ScratchLogin extension through 1.1 for MediaWiki does not escape verification failure messages, which allows users with administrator privileges to perform cross-site scripting (XSS).
Metrics
CVSS Version: 3.1 |
Base Score: 4.8 MEDIUM Vector: CVSS:3.1/AC:L/AV:N/A:N/C:L/I:L/PR:H/S:C/UI:R