CVE-2016-2221

Published on: 05/21/2016 12:00:00 AM UTC

Last Modified on: 03/23/2021 11:27:16 PM UTC

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N

Certain versions of Wordpress from Wordpress contain the following vulnerability:

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.

  • CVE-2016-2221 has been assigned by [email protected] to track the vulnerability - currently rated as HIGH severity.

CVSS3 Score: 7.4 - HIGH

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW NONE REQUIRED
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
CHANGED NONE HIGH NONE

CVSS2 Score: 5.8 - MEDIUM

Access
Vector
Access
Complexity
Authentication
NETWORK MEDIUM NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
PARTIAL PARTIAL NONE

CVE References

Description Tags Link
WordPress 3.7-4.4.1 - Open Redirect web.archive.org
text/html
Inactive LinkNot Archived
URL Logo MISC wpvulndb.com/vulnerabilities/8377
Changeset 36444 – WordPress Trac Patch
web.archive.org
text/html
Inactive LinkNot Archived
URL Logo CONFIRM core.trac.wordpress.org/changeset/36444
WordPress Prior to 4.4.2 Open Redirection Vulnerability cve.report (archive)
text/html
URL Logo BID 82463
WordPress Bugs Let Remote Users Conduct Server-Side Request Forgery and Open Redirect Attacks - SecurityTracker www.securitytracker.com
text/html
URL Logo SECTRACK 1034933
Debian -- Security Information -- DSA-3472-1 wordpress www.debian.org
Depreciated Link
text/html
URL Logo DEBIAN DSA-3472
Version 4.4.2 « WordPress Codex Patch
codex.wordpress.org
text/html
URL Logo CONFIRM codex.wordpress.org/Version_4.4.2
WordPress 4.4.2 Security and Maintenance Release Patch
Vendor Advisory
wordpress.org
text/html
URL Logo CONFIRM wordpress.org/news/2016/02/wordpress-4-4-2-security-and-maintenance-release/

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationWordpressWordpressAllAllAllAll
  • cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*: