What’s Vulnerable › Vulnerabilities

CVE-2015-9451

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-10-07 · updated 2026-06-17
• Weakness: CWE-89

Description

The plugmatter-optin-feature-box-lite plugin before 2.0.14 for WordPress has SQL injection via the wp-admin/admin-ajax.php?action=pmfb_mailchimp pmfb_tid parameter.

Affected products

• Sizmic Plugmatter Optin Feature Box: before 2.0.14 — fixed in 2.0.14

How to fix

Upgrade to a fixed version: Sizmic Plugmatter Optin Feature Box 2.0.14. Check the vendor advisory for mitigations.

References

• http://cinu.pl/research/wp-plugins/mail_ec951d52aa603c9caaca8c7005b84004.html
• https://wordpress.org/plugins/plugmatter-optin-feature-box-lite/#developers
• https://wpvulndb.com/vulnerabilities/8340
• http://cinu.pl/research/wp-plugins/mail_ec951d52aa603c9caaca8c7005b84004.html
• https://wordpress.org/plugins/plugmatter-optin-feature-box-lite/#developers
• https://wpvulndb.com/vulnerabilities/8340

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