CVE-2025-27291: 
WordPress vulnerability analysis and mitigation

A Reflected Cross-Site Scripting (XSS) vulnerability has been identified in the WordPress Photo Gallery – Image Gallery plugin versions through 2.0.4. The vulnerability was discovered by Nguyen Xuan Chien and was assigned CVE-2025-27291. The issue was publicly disclosed on February 21, 2025 (Patchstack).

The vulnerability is classified as a Cross-Site Scripting (XSS) issue, specifically of the reflected type. It has been assigned a CVSS v3.1 base score of 7.1 (HIGH) with the following vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L. The vulnerability falls under the OWASP Top 10 category A3: Injection (Patchstack).

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

The vulnerability can be exploited by unauthenticated attackers, making it particularly concerning. No authentication is required to exploit this vulnerability, and it is expected to become actively exploited (Patchstack).

As of the disclosure date, no official fix is available for this vulnerability. However, Patchstack has issued a virtual patch to mitigate this issue by blocking potential attacks until an official fix becomes available. Users are advised to implement the virtual patch immediately (Patchstack).