Vulnerability Description
The Database Backup for WordPress plugin for WordPress is vulnerable to unauthorized database export in all versions up to, and including, 2.5.2. This is due to the plugin not properly enforcing the return value of its authorization check. This makes it possible for unauthenticated attackers to export database tables, leading to Sensitive Information Exposure. Note: This vulnerability is only exploitable in WordPress Multisite environments where the deprecated is_site_admin() function exists.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://plugins.trac.wordpress.org/browser/wp-db-backup/tags/2.5.2/wp-db-backup.
- https://plugins.trac.wordpress.org/browser/wp-db-backup/trunk/wp-db-backup.php#L
- https://plugins.trac.wordpress.org/browser/wp-db-backup/trunk/wp-db-backup.php#L
- https://plugins.trac.wordpress.org/changeset/3510595/
- https://www.wordfence.com/threat-intel/vulnerabilities/id/d4a21d0d-f455-4901-a04
FAQ
What is CVE-2026-4029?
CVE-2026-4029 is a vulnerability with a CVSS score of 7.5 (HIGH). The Database Backup for WordPress plugin for WordPress is vulnerable to unauthorized database export in all versions up to, and including, 2.5.2. This is due to the plugin not properly enforcing the r...
How severe is CVE-2026-4029?
CVE-2026-4029 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-4029?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.