Unauthorized Data Modification in WordPress Backup Plugin by Insecure Functionality
CVE-2025-15041

7.2HIGH

Key Information:

Vendor

WordPress
Status
BackWPup – WordPress Backup & Restore Plugin
Vendor
CVE Published:
19 February 2026

What is CVE-2025-15041?

The BackWPup plugin for WordPress is susceptible to unauthorized data modification due to a missing capability check within the save_site_option() function. This flaw allows authenticated users with sufficient access levels to alter arbitrary options. Attackers with such access can manipulate the site's settings, including elevating user roles to administrators and circumventing user registration protocols, which can further compromise the security of the WordPress installation.

Affected Version(s)

BackWPup – WordPress Backup & Restore Plugin * <= 5.6.2

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/backwpup/tags/...
https://plugins.trac.wordpress.org/changeset?sfp_email=&s...

CVSS V3.1

Score:
7.2
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Rafał
.