CVE-2021-4418

CVSS 3.1 Score 4.3 of 10 (medium)

Details

Published Oct 20, 2023
Updated: Nov 7, 2023
CWE ID 352

Summary

CVE-2021-4418 is a vulnerability found in the Custom CSS, JS & PHP plugin for WordPress versions up to and including 2.0.7. The vulnerability is categorized as Cross-Site Request Forgery (CSRF) due to missing or incorrect nonce validation on the save() function. This allows unauthenticated attackers to save code snippets by tricking a site administrator into performing an action, such as clicking on a link. The vulnerability has a base severity rating of MEDIUM, with an exploitability score of 2.8 out of 10. It requires user interaction and can be exploited over the network. The impact score is 1.4, indicating low integrity impact and no confidentiality impact. To remediate this vulnerability, users should update to the latest version of the plugin when it becomes available.

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