Global infos:

The Admin CP in vBulletin 5.6.3 allows XSS via a Junior Member Title to User Title Manager.

CVE Status: Modified

References:

[email protected]

af854a3a-2127-422b-91ae-364da2661108

Metrics:

Attribute	Value
Attack Complexity	LOW
Attack Vector	NETWORK
Availability Impact	NONE
Base Score	4.8
Base Severity	MEDIUM
Confidentiality Impact	LOW
Integrity Impact	LOW
Privileges Required	HIGH
Scope	CHANGED
User Interaction	REQUIRED
Vector String	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Exploitability Score	1.7
Impact Score	2.7
Source	[email protected]
Type	Primary

Links:

Exploit-db
Github