CVSS 3.1 Score 7.1 of 10 (high)


Published Feb 1, 2024
Updated: Feb 7, 2024


CVE-2023-51540 is a vulnerability that affects the Kunal Nagar Custom 404 Pro plugin, specifically versions up to 3.10.0. This vulnerability allows for stored cross-site scripting (XSS) attacks to occur. It has a high severity rating with a base score of 7.1. The exploit requires no privileges and user interaction is required. The attack vector is through the network, and the impact on integrity and confidentiality is low. The vulnerability can be remediated by updating the Custom 404 Pro plugin to a version beyond 3.10.0. This vulnerability poses a potential danger to organizations using the affected plugin as it could allow an attacker to inject malicious code into web pages, potentially leading to unauthorized access or manipulation of data on the affected website.

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