Security announcements

MSA-12-0057: Access issue through repository

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MSA-12-0057: Access issue through repository
Topic: User B is able to see and use Dropbox of User A within Dropbox Repository File Picker
Severity/Risk: Serious
Versions affected: 2.3 to 2.3.2+, 2.2 to 2.2.5+, 2.1 to 2.1.8+
Reported by: Alexander Bias
Issue no.: MDL-29872, MDL-36366

CVE Identifier:



Turn off Dropbox repository

Changes (master):


Users who logged out of Dropbox through the Moodle repository were disconnected in Moodle, but the user's access to Dropbox was still allowed while their browser session continued.