CVE-2025-30838: 
WordPress vulnerability analysis and mitigation

A Stored Cross-Site Scripting (XSS) vulnerability was identified in CozyThemes Cozy Blocks plugin versions through 2.1.6. The vulnerability was discovered by researcher Prissy and was publicly disclosed on March 27, 2025. This security issue affects WordPress installations using the vulnerable versions of the Cozy Blocks plugin (Patchstack).

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 following vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L. The vulnerability requires Contributor or higher privileges to exploit (NVD, Patchstack).

If exploited, this 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 guests visit the affected site (Patchstack).

The vulnerability has been patched in version 2.1.7 of the Cozy Blocks plugin. Users are advised to update to version 2.1.7 or later to remove the vulnerability. Patchstack users have the option to enable auto-update for vulnerable plugins (Patchstack).