CVE-2025-63025

Vulnerability

Overview

CVE-2025-63025 is a missing authorization vulnerability in the Xagio SEO plugin for WordPress, affecting versions up to and including 7.1.0.37. The plugin fails to properly validate access control security levels, allowing attackers to bypass authorization checks [1]. This type of vulnerability is classified as broken access control, where missing nonce tokens or permission checks enable unprivileged users to perform higher-privileged actions.

Exploitation

Exploitation requires no authentication or special privileges, as the vulnerability is present in public-facing functions. Attackers can trigger the flaw by sending crafted requests to the affected plugin endpoints. The vulnerability is particularly concerning because it is frequently used in mass-exploit campaigns targeting thousands of WordPress sites regardless of size or popularity [1].

Impact

Successful exploitation could allow an attacker to perform actions reserved for higher-privileged roles, such as modifying SEO settings, injecting malicious content, or taking over the site. The CVSS v3 base score is 4.3 (Medium), reflecting the potential for unauthorized access but limited direct impact [1].

Mitigation

The vendor has addressed this issue in a patched version of Xagio SEO. Users are strongly advised to update the plugin to the latest available version immediately. If updating is not possible, site administrators should consult their hosting provider or a web developer to implement workarounds [1].