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WordPress Elegant Grunge Theme 1.0.3 - Cross Site Scripting

Product
Elegant Grunge
Description
WordPress Elegant Grunge theme's "s" parameter is prone to a cross-site scripting vulnerability. It fails to properly clean up user-supplied input. An attacker may execute arbitrary script code in the browser of an user in the context of the affected site. In this way the attacker can steal cookie-based authentication credentials. Other attacks are also possible.
Solution
Update the theme.
Classification
Type XSS (Cross Site Scripting)
OWASP Top 10 A3: Cross Site Scripting (XSS)
References
Exploit-DB
CVE
Name CVE-2011-3856
Versions
Affected In <= 1.0.3
Fixed In 1.0.4
Disclosure date
2011-09-29
Credits
SiteWatch