CVE-2023-6972
CVE-2023-6972 is a critical-severity vulnerability in Backupbliss Backup Migration with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 1% (69th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Backupbliss Backup Migration
- Published:
- Last modified:
Description
The Backup Migration plugin for WordPress is vulnerable to Path Traversal in all versions up to, and including, 1.3.9 via the 'content-backups' and 'content-name', 'content-manifest', or 'content-bmitmp' and 'content-identy' HTTP headers. This makes it possible for unauthenticated attackers to delete arbitrary files, including the wp-config.php file, which can make site takeover and remote code execution possible.
Frequently asked questions
- What is CVE-2023-6972?
- The Backup Migration plugin for WordPress is vulnerable to Path Traversal in all versions up to, and including, 1.3.9 via the 'content-backups' and 'content-name', 'content-manifest', or 'content-bmitmp' and 'content-identy' HTTP headers. This makes it possible for unauthenticated attackers to delete arbitrary files, including the wp-config.php file, which can make site takeover and remote code execution possible.
- How severe is CVE-2023-6972?
- CVE-2023-6972 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2023-6972 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-6972?
- CVE-2023-6972 affects Backupbliss Backup Migration. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-6972?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2023-6972 published?
- CVE-2023-6972 was published on 2023-12-23 and last updated on 2026-06-17.
References
- https://plugins.trac.wordpress.org/browser/backup-backup/tags/1.3.9/includes/backup-heart.php
- https://plugins.trac.wordpress.org/browser/backup-backup/tags/1.3.9/includes/bypasser.php
- https://plugins.trac.wordpress.org/changeset/3012745/backup-backup
- https://www.wordfence.com/threat-intel/vulnerabilities/id/0a3ae696-f67d-4ed2-b307-d2f36b6f188c?source=cve
Affected products (1)
- cpe:2.3:a:backupbliss:backup_migration:*:*:*:*:*:wordpress:*:*
More vulnerabilities in Backupbliss Backup Migration
- CVE-2023-6553 — Critical (CVSS 9.8): The Backup Migration plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including,…
- CVE-2023-6971 — High (CVSS 8.1): The Backup Migration plugin for WordPress is vulnerable to Remote File Inclusion in versions 1.0.8 to 1.3.9 via the…
- CVE-2023-6266 — High (CVSS 7.5): The Backup Migration plugin for WordPress is vulnerable to unauthorized access of data due to insufficient path and…
- CVE-2023-6271 — High (CVSS 7.5): The Backup Migration WordPress plugin before 1.3.6 stores in-progress backups information in easy to find,…
- CVE-2023-7002 — High (CVSS 7.2): The Backup Migration plugin for WordPress is vulnerable to OS Command Injection in all versions up to, and including,…
- CVE-2021-36884 — Medium (CVSS 4.8): Authenticated Persistent Cross-Site Scripting (XSS) vulnerability discovered in WordPress Backup Migration plugin <=…
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