Lack of special casing of localhost in WPAD files in Google Chrome prior to 71.0.3578.80 allowed an attacker on the local network segment to proxy resources on localhost via a crafted WPAD file.
http://www.securityfocus.com/bid/106084
https://access.redhat.com/errata/RHSA-2018:3803
https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html
Source: MITRE
Published: 2018-12-11
Updated: 2019-08-17
Type: CWE-20
Base Score: 2.9
Vector: AV:A/AC:M/Au:N/C:N/I:P/A:N
Impact Score: 2.9
Exploitability Score: 5.5
Severity: LOW
Base Score: 5.7
Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Impact Score: 3.6
Exploitability Score: 2.1
Severity: MEDIUM