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TI-2023-05759 Aliases CVE-2023-6271GHSA-28vh-7gjh-8xmq

Backup Migration Staging < 1.3.6 - Sensitive Data Exposure

Priority HIGH 72Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00688 52nd percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by the CNA and NVD
Fix Fixed Backup Migration (Unknown): 1.3.6

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
UnknownBackup Migrationbefore 1.3.61.3.6Patch availableCNA
  • Backup Migration VendorUnknown Affected before 1.3.6 Fixed in 1.3.6 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:backupbliss:backup_migration:*:*:*:*:*:wordpress:*:*before 1.3.6Vulnerablemigrate
  • cpe:2.3:a:backupbliss:backup_migration:*:*:*:*:*:wordpress:*:* Versions before 1.3.6 Vulnerable ·migrate

Remediation

  • Fix · CNA Backup Migration (Unknown) Fixed in 1.3.6

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-6271
  2. 2026-10-03 Alias added: GHSA-28vh-7gjh-8xmq

References

Exploit 2

  • TI-2023-06004 Backup Migration <= 1.3.7 - Unauthenticated Remote Code Execution CVSS 3.1CRITICAL 9.8
  • TI-2023-06399 Backup Migration <= 1.3.9 - Authenticated (Admin+) OS Command Injection via url CVSS 3.1HIGH 7.2
  • TI-2023-06373 The Backup Migration plugin for WordPress is vulnerable to Remote File Inclusion in… CVSS 3.1CRITICAL 9.8
  • TI-2023-06374 Backup Migration <= 1.3.9 - Unauthenticated Path Traversal to Arbitrary File Deletion CVSS 3.1CRITICAL 9.8
  • TI-2023-05754 Backup Migration <= 1.3.6 - Unauthenticated Arbitrary Backup Download to Sensitive Information Exposure CVSS 3.1HIGH 7.5
  • TI-2023-00909 Inisev Plugins (Various Versions) - Missing Authorization on handle_installation function CVSS 3.1MEDIUM 6.5
See all 8 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences