CVE-2023-28789: 
WordPress vulnerability analysis and mitigation

A Reflected Cross-Site Scripting (XSS) vulnerability was discovered in the WordPress Contact Forms by Cimatti plugin versions 1.5.4 and below. The vulnerability was reported on March 23, 2023, and was assigned CVE-2023-28789. This security flaw affects the WordPress plugin developed by Cimatti Consulting and requires no authentication to exploit (Patchstack).

The vulnerability is classified as a Cross-Site Scripting (XSS) issue, specifically of the reflected type, and is tracked as CWE-79 (Improper Neutralization of Input During Web Page Generation). The CVSS v3.1 base score varies between assessments, with NVD rating it at 6.1 (MEDIUM) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N, while Patchstack rates it at 7.1 (HIGH) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L (NVD).

The vulnerability could allow malicious actors to inject malicious scripts, including redirects, advertisements, and other HTML payloads into the affected website. These injected scripts would be executed when visitors access the compromised site (Patchstack).

The vulnerability was fixed in version 1.5.5 of the WordPress Contact Forms by Cimatti plugin. Users are advised to update to version 1.5.5 or later to resolve the vulnerability. Patchstack has also issued a virtual patch to mitigate this issue by blocking potential attacks until users can update to the fixed version (Patchstack).