RCE in Backupbliss Backup Migration
CVE-2023-6553
The Backup Migration plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 1.3.7 via the /includes/backup-heart.php file. This is due to an attacker being able to control the values passed to an include, and subsequently leverage that to achieve remote code execution. This makes it possible for unauthenticated attackers to easily execute code on the server.
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.978 (99.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@wordfence.com (Third Party Advisory)
- security@wordfence.com (Patch)
- security@wordfence.com (Patch)
- security@wordfence.com (Patch)
- security@wordfence.com (Patch)
- security@wordfence.com (Not Applicable)
- security@wordfence.com (Patch)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2023-6553?
- CVE-2023-6553 is a critical-severity vulnerability in Backupbliss Backup Migration, classified under Code Injection. CVSS score: 9.8/10. Published 2023-12-15.
- How severe is CVE-2023-6553?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2023-6553 known to be exploited?
- 47 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.