Information disclosure in Backupbliss Backup Migration
CVE-2023-6266
The Backup Migration plugin for WordPress is vulnerable to unauthorized access of data due to insufficient path and file validation on the BMI_BACKUP case of the handle_downloading function in all versions up to, and including, 1.3.6. This makes it possible for unauthenticated attackers to download back-up files which can contain sensitive information such as user passwords, PII, database credentials, and much more.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.021 (80.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 80.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: -0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.wordfence.com/threat-intel/vulnerabilities/id/08801f53-3c57-41a3-a637-4b526… (Third Party Advisory)
- plugins.trac.wordpress.org/browser/backup-backup/tags/1.3.5/includes/initialize… (Issue Tracking)
- plugins.trac.wordpress.org/browser/backup-backup/tags/1.3.5/includes/initialize… (Issue Tracking)
- plugins.trac.wordpress.org/browser/backup-backup/tags/1.3.7/includes/initialize… (Issue Tracking)
Frequently asked questions
- What is CVE-2023-6266?
- CVE-2023-6266 is a high-severity vulnerability in Backupbliss Backup Migration, classified under Information Disclosure. CVSS score: 7.5/10. Published 2024-01-11.
- How severe is CVE-2023-6266?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-6266 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.