CVE-2021-4419

Summary

CVE-2021-4419 is a Cross-Site Request Forgery (CSRF) vulnerability affecting the WP-Backgrounds Lite plugin for WordPress. This issue exists in versions up to 2.3 due to insufficient nonce validation on the ino_save_data() function. Unauthenticated attackers can exploit this flaw by tricking a site administrator into performing a malicious action, such as clicking a link, allowing the attacker to save meta data on the admin's behalf. This vulnerability poses a significant risk, as it enables unauthorized modification of data with the privileges of the affected WordPress site administrator. It is highly recommended that users of WP-Backgrounds Lite plugin upgrade to the latest version as soon as possible to mitigate this risk.

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