CVE-2026-15248: CWE-862 Missing Authorization in Meta Box
The Meta Box WordPress plugin before version 5.13.1 contains a missing authorization vulnerability that allows users with low-privilege roles, such as Contributor, to delete media attachments owned by other users. This flaw arises because the plugin does not verify user permissions before deleting attachments.
AI Analysis
Technical Summary
CVE-2026-15248 is a missing authorization vulnerability (CWE-862) in the Meta Box WordPress plugin prior to version 5.13.1. The plugin fails to check whether a user is authorized to delete a given media attachment, enabling low-privilege users to permanently delete arbitrary media files belonging to other users. This can lead to unauthorized data loss within the WordPress environment.
Potential Impact
Unauthorized users with low privileges can delete media attachments that do not belong to them, potentially causing data loss and disruption of website content management. There is no indication of remote code execution or privilege escalation beyond deletion of media attachments.
Mitigation Recommendations
A fix is available in Meta Box version 5.13.1 or later. Users should update to version 5.13.1 or newer to ensure proper authorization checks are enforced when deleting attachments. No other mitigation guidance is provided or necessary if the update is applied.
CVE-2026-15248: CWE-862 Missing Authorization in Meta Box
Description
The Meta Box WordPress plugin before version 5.13.1 contains a missing authorization vulnerability that allows users with low-privilege roles, such as Contributor, to delete media attachments owned by other users. This flaw arises because the plugin does not verify user permissions before deleting attachments.
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-15248 is a missing authorization vulnerability (CWE-862) in the Meta Box WordPress plugin prior to version 5.13.1. The plugin fails to check whether a user is authorized to delete a given media attachment, enabling low-privilege users to permanently delete arbitrary media files belonging to other users. This can lead to unauthorized data loss within the WordPress environment.
Potential Impact
Unauthorized users with low privileges can delete media attachments that do not belong to them, potentially causing data loss and disruption of website content management. There is no indication of remote code execution or privilege escalation beyond deletion of media attachments.
Mitigation Recommendations
A fix is available in Meta Box version 5.13.1 or later. Users should update to version 5.13.1 or newer to ensure proper authorization checks are enforced when deleting attachments. No other mitigation guidance is provided or necessary if the update is applied.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-07-09T12:15:58.908Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a6f99c9bf32cb7a344bda14
Added to database: 08/02/2026, 19:26:01 UTC
Last enriched: 08/02/2026, 19:27:48 UTC
Last updated: 08/02/2026, 23:36:48 UTC
Views: 5
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