UBUNTU-CVE-2016-2221

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Source
https://ubuntu.com/security/CVE-2016-2221
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-2221.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2016-2221
Upstream
Withdrawn
2025-07-18T16:43:25Z
Published
2016-05-22T01:59:00Z
Modified
2025-07-16T07:34:12.153076Z
Severity
  • 7.4 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Open redirect vulnerability in the wpvalidateredirect 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

Affected packages

Ubuntu:16.04:LTS / wordpress

Package

Name
wordpress
Purl
pkg:deb/ubuntu/wordpress@4.4.2+dfsg-1?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.4.2+dfsg-1

Affected versions

4.*

4.3+dfsg-1
4.3.1+dfsg-1
4.4+dfsg-1
4.4.1+dfsg-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "4.4.2+dfsg-1",
            "binary_name": "wordpress"
        },
        {
            "binary_version": "4.4.2+dfsg-1",
            "binary_name": "wordpress-l10n"
        },
        {
            "binary_version": "4.4.2+dfsg-1",
            "binary_name": "wordpress-theme-twentyfifteen"
        },
        {
            "binary_version": "4.4.2+dfsg-1",
            "binary_name": "wordpress-theme-twentyfourteen"
        },
        {
            "binary_version": "4.4.2+dfsg-1",
            "binary_name": "wordpress-theme-twentysixteen"
        }
    ],
    "availability": "No subscription required"
}