CVE-2023-4243
FULL - Customer <= 2.2.3 - Authenticated(Subscriber+) Improper Authorization to Arbitrary Plugin Installation
- State
- Published
- Severity
- 8.8 High
- Published
- Aug 9, 2023
- Updated
- Apr 8, 2026
- Reserved
- Aug 8, 2023
Description
The FULL - Customer plugin for WordPress is vulnerable to Arbitrary File Upload via the /install-plugin REST route in versions up to, and including, 2.2.3 due to improper authorization. This allows authenticated attackers with subscriber-level permissions and above to execute code by installing plugins from arbitrary remote locations including non-repository sources onto the site, granted they are packaged as a valid WordPress plugin.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | Wordfence |
Weaknesses
- CWE-285 Improper Authorization
Affected Products
| Product | Versions |
|---|---|
FULL – Clientefullservices |
|
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/9799df3f-e34e-42a7-8a72-fa57682f7014?source=cve
- https://plugins.trac.wordpress.org/browser/full-customer/tags/1.1.0/app/api/Plugin.php
- https://plugins.trac.wordpress.org/browser/full-customer/tags/2.2.1/app/api/PluginInstallation.php
- https://plugins.trac.wordpress.org/browser/full-customer/tags/2.3/app/api/Controller.php?rev=2951561
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