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MSA-13-0015: Cross-site scripting issue in Filepicker
 
Description: It was possible to upload files with filenames containing HTML and JavaScript
Issue summary: Code injection (XSS) possible in File Picker
Severity/Risk: Serious
Versions affected: 2.4 to 2.4.1, 2.3 to 2.3.4, 2.2 to 2.2.7, earlier unsupported versions (2.x only)
Versions fixed: 2.4.2 and 2.4.3, 2.3.5 and 2.3.6, 2.2.8 and 2.2.9
Reported by: Frédéric Massart
Issue no.: MDL-37507
CVE identifier: CVE-2013-1833
Workaround: Avoid the filesystem repository on Linux file systems and the Google Docs/Drive repository
Changes (master): http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-37507