MyBB XSS cross-site scripting

2006.01.02
Risk: Low
Local: No
Remote: Yes
CWE: CWE-79


CVSS Base Score: 4.3/10
Impact Subscore: 2.9/10
Exploitability Subscore: 8.6/10
Exploit range: Remote
Attack complexity: Medium
Authentication: No required
Confidentiality impact: None
Integrity impact: Partial
Availability impact: None

Hey this is a security bug in printthread.PHP script of MyBB(all version also fully patched) that allows XSS crosssite scripting hacking and can be exploit without limitation. post this message on a thread and go to print view of thread to view execution of exploit. <script language=javascript>document.write("<script language=javascript>a"+"lert('Security bug allows XSS Cross-site scripting hacking found by imei')</"+"script>");</script> this bug is in result of poor checking htmlspecialchars in printthread view of a topic and can exploit without any limitation against cookies. be beauty imei


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