CVE-2026-6663: CWE-862 Missing Authorization in thewebsitesupply GWD Conex
The GWD Connect plugin for WordPress is vulnerable to missing authorization to limited code execution in all versions up to, and including, 2.9. This is due to the plugin's standalone agent endpoints (gwd-backup.php and gwd-logs.php) not verifying authentication when the API key has not been configured, which is the default state. This makes it possible for unauthenticated attackers - on unregistered installations only, in certain environments - to execute arbitrary code on the server via the update_agent action, which writes attacker-supplied PHP code to the agent file.
AI Analysis
Technical Summary
CVE-2026-6663 is a missing authorization vulnerability in the GWD Connect WordPress plugin (GWD Conex) affecting all versions up to 2.9. The issue arises because the plugin's standalone agent endpoints (gwd-backup.php and gwd-logs.php) do not verify authentication when the API key is not configured, which is the default. This allows unauthenticated attackers on unregistered installations in specific environments to execute arbitrary PHP code on the server through the update_agent action, which writes attacker-supplied code to the agent file. The vulnerability is categorized under CWE-862 and has a CVSS 3.1 score of 4.8, indicating medium severity. No official patch or remediation level is currently documented.
Potential Impact
An unauthenticated attacker can execute arbitrary PHP code on the affected server if the API key is not configured (default state) and the installation is unregistered in certain environments. This compromises confidentiality and integrity of the system. There is no impact on availability reported. No known exploits are currently observed in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should ensure the API key is configured properly to enforce authentication on the plugin's agent endpoints. Additionally, avoid using unregistered installations in production environments. Monitor official channels for updates from thewebsitesupply regarding patches or mitigations.
CVE-2026-6663: CWE-862 Missing Authorization in thewebsitesupply GWD Conex
Description
The GWD Connect plugin for WordPress is vulnerable to missing authorization to limited code execution in all versions up to, and including, 2.9. This is due to the plugin's standalone agent endpoints (gwd-backup.php and gwd-logs.php) not verifying authentication when the API key has not been configured, which is the default state. This makes it possible for unauthenticated attackers - on unregistered installations only, in certain environments - to execute arbitrary code on the server via the update_agent action, which writes attacker-supplied PHP code to the agent file.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-6663 is a missing authorization vulnerability in the GWD Connect WordPress plugin (GWD Conex) affecting all versions up to 2.9. The issue arises because the plugin's standalone agent endpoints (gwd-backup.php and gwd-logs.php) do not verify authentication when the API key is not configured, which is the default. This allows unauthenticated attackers on unregistered installations in specific environments to execute arbitrary PHP code on the server through the update_agent action, which writes attacker-supplied code to the agent file. The vulnerability is categorized under CWE-862 and has a CVSS 3.1 score of 4.8, indicating medium severity. No official patch or remediation level is currently documented.
Potential Impact
An unauthenticated attacker can execute arbitrary PHP code on the affected server if the API key is not configured (default state) and the installation is unregistered in certain environments. This compromises confidentiality and integrity of the system. There is no impact on availability reported. No known exploits are currently observed in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should ensure the API key is configured properly to enforce authentication on the plugin's agent endpoints. Additionally, avoid using unregistered installations in production environments. Monitor official channels for updates from thewebsitesupply regarding patches or mitigations.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2026-04-20T12:09:50.796Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a02e30ccbff5d8610bad44d
Added to database: 5/12/2026, 8:21:32 AM
Last enriched: 5/12/2026, 8:38:56 AM
Last updated: 5/13/2026, 4:58:37 AM
Views: 3
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