The Popup, Optin Form & Email Newsletters for Mailchimp, HubSpot, AWeber – MailOptin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'post-meta' shortcode in all versions up to, and including, 1.2.70.3 due to insufficient input sanitization and output escaping on user supplied attributes. 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-2024-8628 is a medium severity with CVSS 5.4 Stored Cross-Site Scripting issue affecting the Plugin MailOptin – Popup, Optin Forms & Email Newsletters for Mailchimp, HubSpot, AWeber Etc.. It affects Versions up to 1.2.70.3 and is fixed in 1.2.70.4.
CVE-2024-8628 is tracked for the Plugin MailOptin – Popup, Optin Forms & Email Newsletters for Mailchimp, HubSpot, AWeber Etc. as medium severity with CVSS 5.4. The affected range is Versions up to 1.2.70.3. Update MailOptin – Popup, Optin Forms & Email Newsletters for Mailchimp, HubSpot, AWeber Etc. to 1.2.70.4 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
mailoptin
View on wordpress.org
|
| CVE | CVE-2024-8628 |
| Patched Versions |
1.2.70.4
|
| Affected Versions |
Versions up to 1.2.70.3
|
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.
MailOptin <= 1.2.54.0 - Authenticated (Admin+) Cross Site Scripting
MailOptin <= 1.2.49.0 - Missing Authorization to Cache Deletion
MailOptin <= 1.2.75.0 - Authenticated (Administrator+) Stored Cross-Site Scripting
Popup, Optin Form & Email Newsletters for Mailchimp, HubSpot, AWeber – MailOptin <= 1.2.35.1 - Authorization Bypass
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