CVSS Score of 10 (low)


Published Jul 1, 2023
Updated: Nov 7, 2023
CWE ID 352


CVE-2021-4387 is a vulnerability affecting the Opal Estate plugin for WordPress versions up to and including 1.6.11. The vulnerability is related to Cross-Site Request Forgery (CSRF) and occurs due to missing or incorrect nonce validation on certain functions within the plugin. This allows unauthenticated attackers to manipulate featured properties by tricking a site administrator into performing an action, such as clicking on a malicious link. The risk score for this vulnerability is 67 out of 100, indicating a high level of potential danger to organizations. It is recommended to update the Opal Estate plugin to the latest version available to remediate this vulnerability and protect against unauthorized manipulation of featured properties.


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

Note: This is just a basic overview providing quick insights into CVE-2021-4387 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