CVE-2025-28869: 
WordPress vulnerability analysis and mitigation

A Reflected Cross-Site Scripting (XSS) vulnerability has been identified in the WordPress NextGEN Gallery Voting plugin, affecting versions up to 2.7.6. The vulnerability was discovered by researcher johska on February 27, 2025, and was publicly disclosed on March 24, 2025. This security issue has been assigned CVE-2025-28869 and received a CVSS v3.1 score of 7.1 (High) (Patchstack).

The vulnerability is classified as CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'). It has been assigned a CVSS v3.1 Base Score of 7.1 (High) with the following vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L. The vulnerability is particularly concerning as it can be exploited without authentication (NVD, Patchstack).

This vulnerability allows malicious actors to inject malicious scripts, including redirects, advertisements, and other HTML payloads into the affected website. These injected scripts will be executed when visitors access the compromised site, potentially leading to data theft, session hijacking, or other malicious activities (Patchstack).

Currently, no official fix is available for this vulnerability. However, Patchstack has issued a virtual patch to mitigate the issue by blocking potential attacks until an official fix becomes available. Website administrators are advised to implement the virtual patch immediately to protect their sites (Patchstack).