CVE Catalog

CVE-2016-2221

High
Published: Translated: NVD NIST

Summary

The CVE-2016-2221 vulnerability in the wp_validate_redirect function in wp-includes/pluggable.php in WordPress before version 4.4.2 allows remote attackers to redirect users to arbitrary websites. This is exploited through a malformed URL that triggers incorrect hostname parsing.

Risk Assessment

This vulnerability poses a risk of phishing attacks, which can lead to user data theft and loss of trust in the service.

Recommendation

It is recommended to update WordPress to version 4.4.2 or later to mitigate this vulnerability.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS