MEDIUM
Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows an attacker to access information from one domain and inject it into another domain, due to how Microsoft Edge enforces cross-domain policies, aka "Microsoft Edge Elevation of Privilege Vulnerability".
http://www.securityfocus.com/bid/102384
http://www.securitytracker.com/id/1040100
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0803
Source: MITRE
Published: 2018-01-04
Updated: 2020-08-24
Type: CWE-863
Base Score: 5.8
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N
Impact Score: 4.9
Exploitability Score: 8.6
Severity: MEDIUM
Base Score: 4.2
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
Impact Score: 2.5
Exploitability Score: 1.6
Severity: MEDIUM