{"id":"CVE-2023-6972","state":"PUBLISHED","title":"Backup Migration <= 1.3.9 - Unauthenticated Path Traversal to Arbitrary File Deletion","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.","publishedAt":"2023-12-23T01:59:46.751Z","updatedAt":"2026-04-08T16:34:37.988Z","severity":{"score":9.8,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"Wordfence"},"assigner":"Wordfence","products":["inisev BackupBliss – Backup & Migration with Free Cloud Storage"],"affected":[{"vendor":"inisev","product":"BackupBliss – Backup & Migration with Free Cloud Storage","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.3.9","versionType":"semver"}]}],"references":["https://www.wordfence.com/threat-intel/vulnerabilities/id/0a3ae696-f67d-4ed2-b307-d2f36b6f188c?source=cve","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"],"weaknesses":["CWE-22"],"ingestedAt":"2026-10-29T20:06:42.242Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/6xxx/CVE-2023-6972.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-6972","state":"PUBLISHED","datePublished":"2023-12-23T01:59:46.751Z","dateUpdated":"2026-04-08T16:34:37.988Z","assignerShortName":"Wordfence","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateReserved":"2023-12-20T01:43:10.286Z"},"containers":{"cna":{"title":"Backup Migration <= 1.3.9 - Unauthenticated Path Traversal to Arbitrary File Deletion","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"inisev","product":"BackupBliss – Backup & Migration with Free Cloud Storage","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.3.9","versionType":"semver"}]}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/0a3ae696-f67d-4ed2-b307-d2f36b6f188c?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/backup-backup/tags/1.3.9/includes/backup-heart.php"},{"url":"https://plugins.trac.wordpress.org/browser/backup-backup/tags/1.3.9/includes/bypasser.php"},{"url":"https://plugins.trac.wordpress.org/changeset/3012745/backup-backup"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-22","lang":"en","description":"CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","type":"CWE"}]}],"providerMetadata":{"shortName":"Wordfence","orgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateUpdated":"2026-04-08T16:34:37.988Z"},"credits":[{"lang":"en","type":"finder","value":"Hiroho Shimada"}],"timeline":[{"time":"2023-12-20T00:00:00.000Z","lang":"en","value":"Vendor Notified"},{"time":"2023-12-22T00:00:00.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/0a3ae696-f67d-4ed2-b307-d2f36b6f188c?source=cve","tags":["x_transferred"]},{"url":"https://plugins.trac.wordpress.org/browser/backup-backup/tags/1.3.9/includes/backup-heart.php","tags":["x_transferred"]},{"url":"https://plugins.trac.wordpress.org/browser/backup-backup/tags/1.3.9/includes/bypasser.php","tags":["x_transferred"]},{"url":"https://plugins.trac.wordpress.org/changeset/3012745/backup-backup","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T08:50:06.839Z"}}]}}}