CVE-2025-24585: 
WordPress vulnerability analysis and mitigation

A Stored Cross-Site Scripting (XSS) vulnerability was discovered in N.O.U.S. Open Useful and Simple Event post WordPress plugin, identified as CVE-2025-24585. The vulnerability affects versions through 5.9.7 and was disclosed on January 24, 2025. The security issue was initially reported by Peter Thaleikis on November 19, 2024, and later published by Patchstack (Patchstack Database).

The vulnerability is classified as an Improper Neutralization of Input During Web Page Generation (CWE-79) issue. It received a CVSS v3.1 score of 6.5 (Medium), with the vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L. The vulnerability requires Contributor-level privileges to exploit (Patchstack Database, NVD).

If exploited, this vulnerability could allow a malicious actor to inject malicious scripts, including redirects, advertisements, and other HTML payloads into the website. These injected scripts would be executed when guests visit the affected site (Patchstack Database).

The vulnerability has been fixed in version 5.9.8 of the Event post plugin. Users are advised to update to version 5.9.8 or later to remove the vulnerability. Patchstack users have the option to enable auto-update for vulnerable plugins (Patchstack Database).