The WP HTML Mail plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 3.4.0. This is due to missing or incorrect nonce validation on the 'send_test' function. This makes it possible for unauthenticated attackers to send test emails via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
CVE-2023-40202 is a medium severity with CVSS 4.3 Cross-Site Request Forgery issue affecting the Plugin Email Template Designer – WP HTML Mail. It affects Versions up to 3.4.0 and is fixed in 3.4.1.
CVE-2023-40202 is tracked for the Plugin Email Template Designer – WP HTML Mail as medium severity with CVSS 4.3. The affected range is Versions up to 3.4.0. Update Email Template Designer – WP HTML Mail to 3.4.1 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
wp-html-mail
View on wordpress.org
|
| CVE | CVE-2023-40202 |
| Patched Versions |
3.4.1
|
| Affected Versions |
Versions up to 3.4.0
|
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.
WordPress Email Template Designer < 3.0.8 - Cross-Site Request Forgery
WP HTML Mail <= 3.0.9 - Missing Authorization on Rest Route
WP HTML Mail < 2.9.1 - HTML Injection
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