CVE-2026-87829: CWE-639 Authorization Bypass Through User-Controlled Key in Checkout Field Manager (Checkout Manager) for WooCommerce
CVE-2026-87829 is a medium severity vulnerability in the Checkout Field Manager (Checkout Manager) for WooCommerce WordPress plugin before version 7.9.7. It allows any authenticated user, including customers, to delete arbitrary media attachments belonging to other users due to improper validation of attachment ownership before deletion.
AI Analysis
Technical Summary
The Checkout Field Manager (Checkout Manager) for WooCommerce plugin versions from 7.8.6 up to but not including 7.9.7 contain an authorization bypass vulnerability (CWE-639). The plugin fails to properly verify that a user owns a media attachment before allowing its deletion. This flaw enables any authenticated user with at least limited privileges to delete media attachments owned by other users, potentially causing denial of service or data loss related to media files.
Potential Impact
The vulnerability allows unauthorized deletion of media attachments by authenticated users. While it does not impact confidentiality or availability directly, it can lead to loss of media content and integrity issues within the affected WooCommerce site. The CVSS score of 4.3 reflects a medium impact primarily on integrity.
Mitigation Recommendations
A fixed version 7.9.7 or later should be applied to remediate this vulnerability. Since no patch links are provided, users should consult the official plugin repository or vendor advisory for the update. Until patched, restrict authenticated user permissions to minimize exposure.
CVE-2026-87829: CWE-639 Authorization Bypass Through User-Controlled Key in Checkout Field Manager (Checkout Manager) for WooCommerce
Description
CVE-2026-87829 is a medium severity vulnerability in the Checkout Field Manager (Checkout Manager) for WooCommerce WordPress plugin before version 7.9.7. It allows any authenticated user, including customers, to delete arbitrary media attachments belonging to other users due to improper validation of attachment ownership before deletion.
CVSS v3.1
Score 4.3medium
Affected software
Checkout Field Manager (Checkout Manager) for WooCommerce
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Checkout Field Manager (Checkout Manager) for WooCommerce plugin versions from 7.8.6 up to but not including 7.9.7 contain an authorization bypass vulnerability (CWE-639). The plugin fails to properly verify that a user owns a media attachment before allowing its deletion. This flaw enables any authenticated user with at least limited privileges to delete media attachments owned by other users, potentially causing denial of service or data loss related to media files.
Potential Impact
The vulnerability allows unauthorized deletion of media attachments by authenticated users. While it does not impact confidentiality or availability directly, it can lead to loss of media content and integrity issues within the affected WooCommerce site. The CVSS score of 4.3 reflects a medium impact primarily on integrity.
Mitigation Recommendations
A fixed version 7.9.7 or later should be applied to remediate this vulnerability. Since no patch links are provided, users should consult the official plugin repository or vendor advisory for the update. Until patched, restrict authenticated user permissions to minimize exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-09-09T10:59:33.333Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aab9e8455bf5e2cf5099574
Added to database: 09/17/2026, 08:02:12 UTC
Last enriched: 09/17/2026, 08:16:38 UTC
Last updated: 09/17/2026, 08:21:30 UTC
Views: 7
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.