What’s Vulnerable › Vulnerabilities

CVE-2023-6271: Backup Migration Staging < 1.3.6 - Sensitive Data Exposure

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-01-01 · updated 2026-06-17

Description

The Backup Migration WordPress plugin before 1.3.6 stores in-progress backups information in easy to find, publicly-accessible files, which may allow attackers monitoring those to leak sensitive information from the site's backups.

Affected products

• inisev BackupBliss – Backup & Migration with Free Cloud Storage: before 1.3.6 — fixed in 1.3.6

How to fix

Upgrade to a fixed version: inisev BackupBliss – Backup & Migration with Free Cloud Storage 1.3.6. Check the vendor advisory for mitigations.

References

• https://research.cleantalk.org/cve-2023-6271-backup-migration-unauth-sensitive-data-exposure-to-full-control-of-the-site-poc-exploit
• https://wpscan.com/vulnerability/7ac217db-f332-404b-a265-6dc86fe747b9
• https://research.cleantalk.org/cve-2023-6271-backup-migration-unauth-sensitive-data-exposure-to-full-control-of-the-site-poc-exploit
• https://wpscan.com/vulnerability/7ac217db-f332-404b-a265-6dc86fe747b9

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