CVE-2022-2118
WordPress vulnerability analysis and mitigation

Overview

CVE-2022-2118 is a Cross-Site Scripting (XSS) vulnerability discovered in the 404s WordPress plugin versions before 3.5.1. The vulnerability was first publicly disclosed on June 22, 2022, and was discovered by security researcher Vivek Kumar Jaiswal (WPScan).

Technical details

The vulnerability stems from improper sanitization and escaping of fields within the 404s WordPress plugin. This security flaw is classified as CWE-79 (Improper Neutralization of Input During Web Page Generation) and has received a CVSS 3.1 Base Score of 4.8 (MEDIUM) with the vector string CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N (NVD).

Impact

The vulnerability allows high-privilege users such as administrators to perform cross-Site Scripting attacks even when the unfiltered_html capability is disallowed. This could potentially lead to the execution of malicious scripts in users' browsers (WPScan).

Mitigation and workarounds

The vulnerability has been fixed in version 3.5.1 of the 404s WordPress plugin. Users are advised to update to this version or later to mitigate the security risk (WPScan).

Additional resources


SourceThis report was generated using AI

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