CVE-2026-104307

BackUpWordPress < 3.15 - Subscriber+ Backup Directory File Deletion via hmbkp_dismiss_error

Published Nov 8, 2026 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed
Description
The BackUpWordPress plugin before 3.15 does not perform a capability or nonce check on an AJAX action that cleans up its backup directory, allowing any authenticated user (Subscriber and above) to delete the BackUpWordPress plugin before 3.15's backup protection and working files, removing download protection from stored backups and disrupting in-progress backups.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Wordpress-extensions
Wordpress-extensions backupwordpress
Vendors & Products Wordpress-extensions
Wordpress-extensions backupwordpress
Type Values Removed Values Added
Weaknesses CWE-284
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-73
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L'}

Type Values Removed Values Added
Weaknesses CWE-284
Type Values Removed Values Added
Description The BackUpWordPress plugin before 3.15 does not perform a capability or nonce check on an AJAX action that cleans up its backup directory, allowing any authenticated user (Subscriber and above) to delete the BackUpWordPress plugin before 3.15's backup protection and working files, removing download protection from stored backups and disrupting in-progress backups.
Title BackUpWordPress < 3.15 - Subscriber+ Backup Directory File Deletion via hmbkp_dismiss_error
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Nov 8, 2026, 7:05 PM
Reserved
Oct 1, 2026, 7:19 PM
Status
Deferred
Published
Nov 8, 2026, 6:17 AM
Modified
Nov 10, 2026, 4:28 PM