RCE in Inisev Backupbliss – Backup & Migration With Free Cloud Storage
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…
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.935 (99.8th 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
- www.wordfence.com/threat-intel/vulnerabilities/id/3511ba64-56a3-43d7-8ab8-c6e40…
- plugins.trac.wordpress.org/browser/backup-backup/tags/1.3.7/includes/backup-hea…
- plugins.trac.wordpress.org/browser/backup-backup/tags/1.3.7/includes/backup-hea…
- plugins.trac.wordpress.org/browser/backup-backup/tags/1.3.7/includes/backup-hea…
- plugins.trac.wordpress.org/browser/backup-backup/tags/1.3.7/includes/backup-hea…
- www.synacktiv.com/en/publications/php-filters-chain-what-is-it-and-how-to-use-it
- plugins.trac.wordpress.org/changeset
Frequently asked questions
- What is CVE-2023-6553?
- CVE-2023-6553 is a critical-severity vulnerability in Inisev Backupbliss – Backup & Migration With Free Cloud Storage, 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?
- 46 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.