CVE-2025-22499

CVE-2025-22499 is an Improper Neutralization of Input During Web Page Generation vulnerability, enabling Reflected Cross-site Scripting (XSS) as classified under CWE-79. It affects the FAKTOR VIER F4 Post Tree (f4-tree) WordPress plugin in all versions from n/a through 1.1.18.

The vulnerability carries a CVSS v3.1 base score of 7.1 (AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L), indicating network accessibility, low attack complexity, no required privileges, and user interaction such as clicking a malicious link. Remote attackers can exploit it by injecting malicious scripts into reflected user input on affected sites, executing arbitrary JavaScript in the victim's browser context with a changed scope, potentially compromising low levels of confidentiality, integrity, and availability.

Mitigation details are available in the Patchstack advisory at https://patchstack.com/database/Wordpress/Plugin/f4-tree/vulnerability/wordpress-f4-post-tree-plugin-1-1-18-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve, which covers the Reflected XSS issue in the WordPress F4 Post Tree plugin up to version 1.1.18.