MyBB before 1.8.11 allows remote attackers to bypass an SSRF protection mechanism.
https://github.com/mybb/mybb/commit/f5de8fc2aad11e0d2583f585535ccfa2b46325db#diff-7fe6e55397c77ab9a0f5d57bc4cbe5b9R6781
https://blog.mybb.com/2017/04/04/mybb-1-8-11-merge-system-1-8-11-release/
http://www.securityfocus.com/bid/97480
Source: Mitre, NVD
Published: 2017-04-06
Base Score: 4
Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:N/A:N
Severity: Medium
Base Score: 7.7
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Severity: High