CVE-2016-2221

HIGH

WordPress < 4.4.2 - Open Redirect via Malformed URL Hostname Parsing

Title source: llm
STIX 2.1

Description

Open redirect vulnerability in the wp_validate_redirect function in wp-includes/pluggable.php in WordPress before 4.4.2 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a malformed URL that triggers incorrect hostname parsing, as demonstrated by an https:example.com URL.

References (7)

Core 7
Core References
Patch x_refsource_confirm
https://codex.wordpress.org/Version_4.4.2
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1034933
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/82463
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2016/dsa-3472
Third Party Advisory x_refsource_misc
https://wpvulndb.com/vulnerabilities/8377

Scores

CVSS v3 7.4
EPSS 0.0347
EPSS Percentile 87.7%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N

Details

Status published
Products (1)
wordpress/wordpress < 4.4.1
Published May 22, 2016
Tracked Since Feb 18, 2026