Description
The vulnerability was found Moodle which exists due to insufficient limitations on the "start page" preference. A remote attacker can set that preference for another user. The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
Remediation
References
Related Vulnerabilities
WordPress Plugin Popup Maker-Popup for opt-ins, lead gen, & more Information Disclosure (1.8.11)
MediaWiki URL Redirection to Untrusted Site ('Open Redirect') Vulnerability (CVE-2017-0364)
Moodle Improper Authentication Vulnerability (CVE-2018-1082)
WordPress Plugin Page Flip Image Gallery 'book_id' Parameter Remote File Disclosure (0.2.2)