CVSS 3.1 Score 4.3 of 10 (medium)


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


CVE-2021-4419 is a vulnerability in the WP-Backgrounds Lite plugin for WordPress, affecting versions up to and including 2.3. The vulnerability is categorized as Cross-Site Request Forgery (CSRF) and is due to missing or incorrect nonce validation in the ino_save_data() function. This allows unauthenticated attackers to save meta data through forged requests if they can deceive a site administrator into taking an action, such as clicking on a link. The vulnerability has a base severity of MEDIUM with a base score of 4.3 according to the CVSS 3.1 rating. Remediation for this vulnerability involves updating the affected plugin to a version that includes proper nonce validation. If left unpatched, this vulnerability poses a potential danger to organizations using the WP-Backgrounds Lite plugin, as attackers could manipulate data and perform unauthorized actions on affected websites.


Explore Beyond the CVE Basics with Recorded Future's Vulnerability Intelligence

Note: This is just a basic overview providing quick insights into CVE-2021-4419 information. Gain full access to comprehensive CVE data, risk scores, prioritization, and mitigation data through Recorded Future's Vulnerability Intelligence:
  • Prioritize with Risk-Based Scoring
  • Explore the Extensive Vulnerability Database
  • Receive Early Alerts on Emerging CVEs
  • Focus on Critical Exploitable Vulnerabilities
  • Streamline Remediation with Integration Options