The WPC Smart Messages for WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 4.2.8 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
CVE-2025-62903 is a medium severity with CVSS 6.4 Stored Cross-Site Scripting issue affecting the Plugin WPC Smart Messages for WooCommerce. It affects Versions up to 4.2.8 and is fixed in 4.2.9.
CVE-2025-62903 is tracked for the Plugin WPC Smart Messages for WooCommerce as medium severity with CVSS 6.4. The affected range is Versions up to 4.2.8. Update WPC Smart Messages for WooCommerce to 4.2.9 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
wpc-smart-messages
View on wordpress.org
|
| CVE | CVE-2025-62903 |
| Patched Versions |
4.2.9
|
| Affected Versions |
Versions up to 4.2.8
|
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.
WPC Smart Messages for WooCommerce <= 4.2.1 - Authenticated (Subscriber+) Local File Inclusion
WPC Smart Messages for WooCommerce <= 4.2.8 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attribute
WPC Smart Messages for WooCommerce <= 4.2.1 - Missing Authorization to Authenticated (Subscriber+) Message Activation/Deactivation
This record contains material that is subject to copyright
License: Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy. Read more
License: CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy. Read more
