| 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 |