CVE-2025-22766: 
WordPress vulnerability analysis and mitigation

A Reflected Cross-Site Scripting (XSS) vulnerability has been identified in the Zarinpal Paid Download WordPress plugin, affecting versions up to and including 2.3. The vulnerability was discovered by João Pedro S Alcântara (Kinorth) and was publicly disclosed on January 14, 2025. This security issue has been assigned CVE-2025-22766 (Patchstack, WPScan).

The vulnerability stems from insufficient input sanitization and output escaping in the Zarinpal Paid Download plugin. It has been assigned a CVSS v3.1 score of 7.1 (High) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L. The vulnerability is classified under CWE-79 (Improper Neutralization of Input During Web Page Generation) (Patchstack).

The vulnerability allows unauthenticated attackers to inject malicious scripts, including redirects, advertisements, and other HTML payloads into the website. These injected scripts will be executed when users visit the affected pages, potentially compromising the security of both the website and its visitors (WPScan).

Currently, there is no official fix 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).