The Client Invoicing by Sprout Invoices plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on a function in versions up to, and including, 20.8.8. This makes it possible for unauthenticated attackers to perform an unauthorized action.
CVE-2026-25364 is a medium severity with CVSS 5.3 Vulnerability issue affecting the Plugin Client Invoicing by Sprout Invoices – Easy Estimates and Invoices for WordPress. It affects Versions up to 20.8.8 and is fixed in 20.8.9.
CVE-2026-25364 is tracked for the Plugin Client Invoicing by Sprout Invoices – Easy Estimates and Invoices for WordPress as medium severity with CVSS 5.3. The affected range is Versions up to 20.8.8. Update Client Invoicing by Sprout Invoices – Easy Estimates and Invoices for WordPress to 20.8.9 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
sprout-invoices
View on wordpress.org
|
| CVE | CVE-2026-25364 |
| Patched Versions |
20.8.9
|
| Affected Versions |
Versions up to 20.8.8
|
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 <= 20.8.9 - Authenticated (Author+) Local File Inclusion
Client Invoicing by Sprout Invoices <= 20.8.10 - 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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