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patchstackJuan Galiana LaraPATCHSTACK:8D955285641B2606CAA6E8A1193CA966
HistoryMar 10, 2009 - 12:00 a.m.

WordPress MU <= 2.7 - 'HOST' HTTP Header XSS Vulnerability

2009-03-1000:00:00
Juan Galiana Lara
patchstack.com
13

EPSS

0.005

Percentile

77.1%

WordPress MU prior to version 2.7 fails to sanitize the Host header correctly in choose_primary_blog function and can be hacked. Sites running in based virtual hosting setup are not affected while they are not the default virtual host.

Solution

           Upgrade WordPress.

EPSS

0.005

Percentile

77.1%

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