CVE-2023-3992
WordPress vulnerability analysis and mitigation

Overview

The PostX WordPress plugin (before version 3.0.6) contains a Reflected Cross-Site Scripting vulnerability identified as CVE-2023-3992. The vulnerability was discovered and publicly disclosed on August 2, 2023. The issue affects the PostX - Gutenberg Post Grid Blocks plugin, also known as ultimate-post (WPScan).

Technical details

The vulnerability stems from improper sanitization and escaping of a parameter before it is output back in the page. This security flaw has been assigned a CVSS v3.1 base score of 6.1 (Medium) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. The vulnerability is classified as CWE-79 (Cross-site Scripting) (NVD).

Impact

The vulnerability could be exploited against high-privilege users such as administrators. If successfully exploited, it could allow attackers to execute malicious scripts in the context of the affected user's browser session (WPScan).

Mitigation and workarounds

The vulnerability has been fixed in version 3.0.6 of the PostX plugin. Users are advised to update to this version or later to mitigate the risk (WPScan).

Additional resources


SourceThis report was generated using AI

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