Cross-site scripting (XSS) vulnerability in the WEBrick HTTP server in Ruby in Apple Mac OS X 10.5.8, and 10.6 before 10.6.4, allows remote attackers to inject arbitrary web script or HTML via a crafted URI that triggers a UTF-7 error page.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.017
EPSS Ranking 81.5%