The Client Invoicing by Sprout Invoices plugin for WordPress is vulnerable to Local File Inclusion in versions up to, and including, 20.8.9. This makes it possible for authenticated attackers, with author-level access and above, to include and execute arbitrary files on the server, allowing the execution of any PHP code in those files. This can be used to bypass access controls, obtain sensitive data, or achieve code execution in cases where images and other "safe" file types can be uploaded and included.
CVE-2026-32401 is a high severity with CVSS 7.5 Local File Inclusion issue affecting the Plugin Client Invoicing by Sprout Invoices – Easy Estimates and Invoices for WordPress. It affects Versions up to 20.8.9 and is fixed in 20.8.10.
CVE-2026-32401 is tracked for the Plugin Client Invoicing by Sprout Invoices – Easy Estimates and Invoices for WordPress as high severity with CVSS 7.5. The affected range is Versions up to 20.8.9. Update Client Invoicing by Sprout Invoices – Easy Estimates and Invoices for WordPress to 20.8.10 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
sprout-invoices
View on wordpress.org
|
| CVE | CVE-2026-32401 |
| Patched Versions |
20.8.10
|
| Affected Versions |
Versions up to 20.8.9
|
These internal links group the same WordPress plugin by CVE, issue type, severity, and patch status so operators and search engines can connect the full vulnerability cluster.
Client Invoicing by Sprout Invoices <= 20.8.7 - Unauthenticated PHP Object Injection
Client Invoicing by Sprout Invoices <= 20.8.10 - Missing Authorization
Client Invoicing by Sprout Invoices <= 20.8.8 - Missing Authorization
Client Invoicing by Sprout Invoices <= 20.8.0 - Insecure Direct Object Reference
Client Invoicing by Sprout Invoices – Easy Estimates and Invoices <= 20.8.1 - Missing Authorization
Client Invoicing by Sprout Invoices <= 19.9.6 - Authenticated Stored Cross-Site Scripting
Client Invoicing by Sprout Invoices <= 20.8.7 - Missing Authorization
Client Invoicing by Sprout Invoices – Easy Estimates and Invoices for WordPress <= 9.3 - Missing Authorization
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