CVSS 3.1 Score 4.3 of 10 (medium)


Published Jul 12, 2023
Updated: Nov 7, 2023
CWE ID 352


CVE-2021-4424 is a vulnerability in the Slider Hero plugin for WordPress, affecting versions up to and including 8.2.0. The vulnerability is related to Cross-Site Request Forgery (CSRF) and occurs due to missing or incorrect nonce validation on the qc_slider_hero_duplicate() function. This allows unauthenticated attackers to duplicate slides by tricking site administrators into performing actions, such as clicking on a link. The vulnerability has a risk score of 10 and a base severity of MEDIUM, posing a potential danger to affected organizations. To remediate this vulnerability, users should update their Slider Hero plugin to a version that includes the necessary nonce validation fix.


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