Sensitive Data Exposure in Backup Migration Plugin by WordPress
CVE-2026-39480

7.5HIGH

Key Information:

Vendor

WordPress
Status
Backup Migration
Vendor
CVE Published:
15 June 2026

What is CVE-2026-39480?

The Backup Migration Plugin for WordPress versions 2.1.1 and earlier is susceptible to a vulnerability that allows unauthorized users to access sensitive information. This unauthenticated sensitive data exposure can lead to data breaches, compromising user data and potentially allowing malicious actors to exploit the data for various purposes. It’s crucial for users of the affected plugin to update to a secure version to mitigate risks associated with this vulnerability.

Affected Version(s)

Backup Migration <= 2.1.1

References

https://patchstack.com/database/wordpress/plugin/backup-b...
vdb-entry

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

ch4r0n | Patchstack Bug Bounty Program
.