In WordPress before 4.7.5, there is insufficient redirect validation in the HTTP class, leading to SSRF.
https://www.debian.org/security/2018/dsa-4090
https://wpvulndb.com/vulnerabilities/8815
https://twitter.com/skansing/status/865362551097393153
http://www.securitytracker.com/id/1038520
http://www.securityfocus.com/bid/98509
https://wordpress.org/news/2017/05/wordpress-4-7-5/
https://github.com/WordPress/WordPress/commit/76d77e927bb4d0f87c7262a50e28d84e01fd2b11
https://codex.wordpress.org/Version_4.7.5
Source: Mitre, NVD
Published: 2017-05-18
Updated: 2025-04-20
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 8.6
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
Severity: High
EPSS: 0.01253