An issue was discovered in ownCloud owncloud/oauth2 before 0.6.1, when Allow Subdomains is enabled. An attacker is able to pass in a crafted redirect-url that bypasses validation, and consequently allows an attacker to redirect callbacks to a Top Level Domain controlled by the attacker.
Metrics
CVSS Version: 3.1 |
Base Score: 8.7 HIGH Vector: CVSS:3.1/AC:H/AV:N/A:N/C:H/I:H/PR:N/S:C/UI:N