|Topic:||Vulnerability in KSES text cleaning|
|Versions affected:||<1.8.12 and <1.9.8|
|Reported by:||Sam Marshall|
|Solution:||upgrade to 1.8.12 or 1.9.8|
|Workaround:||apply patch http://cvs.moodle.org/moodle/lib/weblib.php?r1=1.1349&r2=1.1350|
Sam Marshall discovered a serious vulnerability in the KSES html text cleaning library that Moodle includes, please upgrade all sites in order to prevent XSS attacks from any registered user.