Backup Migration <= 1.4.6 - Unauthenticated PHP Object Injection via 'recursive_unserialize_replace'

8.8
Deserialization of Untrusted Data
CVE CVE-2024-10932
CVSS 8.8 (High)
Publicly Published January 3, 2025
Last Updated January 4, 2025
Researcher Webbernaut

Description

The Backup Migration plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 1.4.6 via deserialization of untrusted input in the 'recursive_unserialize_replace' function. This makes it possible for unauthenticated attackers to inject a PHP Object. The additional presence of a POP chain allows attackers to delete arbitrary files, retrieve sensitive data, or execute code. An administrator must create a staging site in order to trigger the exploit.

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Vulnerability Details for Backup Migration

Software Type Plugin
Software Slug backup-backup (view on wordpress.org)
Patched? Yes
Remediation Update to version 1.4.6.1, or a newer patched version
Affected Version
  • <= 1.4.6
Patched Version
  • 1.4.6.1

Recent vulnerabilities in Backup Migration

# Title CVE ID CVSS Researchers Date
1 BackupBliss – Backup & Migration with Free Cloud Storage <= 2.1.1 - Unauthenticated Information Exposure CVE-2026-39480 5.3 ch4r0n April 8, 2026
2 Backup Migration <= 2.0.0 - Missing Authorization to Unauthenticated Backup Upload to Offline Storage CVE-2025-14944 5.3 0N0ise April 6, 2026
3 Backup Migration <= 1.4.9 - Information Exposure to Unauthenticated Back-up Download CVE-2025-12394 7.5 ymmfty0 November 3, 2025
4 Backup Migration <= 1.4.3 - Information Exposure via Log Files CVE-2024-32686 5.3 emad April 17, 2024
5 Inisev Analyst Module <= Various Versions - Missing Authorization CVE-2024-31435 4.3 Dhabaleshwar Das April 10, 2024
6 Backup Migration <= 1.3.9 - Unauthenticated Path Traversal to Arbitrary File Deletion CVE-2023-6972 9.8 Hiroho Shimada December 22, 2023
7 Backup Migration 1.0.8 - 1.3.9 - Remote File Inclusion via content-dir CVE-2023-6971 8.1 Hiroho Shimada December 22, 2023
8 Backup Migration <= 1.3.9 - Authenticated (Admin+) OS Command Injection via url CVE-2023-7002 7.2 Françoa Taffarel December 22, 2023
9 Backup Migration <= 1.3.7 - Unauthenticated Remote Code Execution CVE-2023-6553 9.8 Nex Team December 11, 2023
10 Backup Migration <= 1.3.5 - Unauthenticated Sensitive Information Exposure CVE-2023-6271 9.8 Dmitrii Ignatyev December 7, 2023

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