CVE-2025-6740: Contact Form 7 Database Addon <= 1.3.1 - Unauthenticated Stored Cross-Site Scripting via tmpD Parameter
The Contact Form 7 Database Addon plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘tmpD’ parameter in all versions up to, and including, 1.3.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Contact Form 7 Database Addon (WordPress)to a version that resolves this vulnerability.Fixed in 1.3.1
Event History
Frequently Asked Questions
What is the severity of CVE-2025-6740?
CVE-2025-6740 is considered a medium severity vulnerability due to its potential for Stored Cross-Site Scripting attacks.
How do I fix CVE-2025-6740?
To fix CVE-2025-6740, update the Contact Form 7 Database Addon plugin to version 1.3.2 or higher.
Who is affected by CVE-2025-6740?
CVE-2025-6740 affects all versions of the Contact Form 7 Database Addon plugin for WordPress up to and including version 1.3.1.
What type of vulnerability is CVE-2025-6740?
CVE-2025-6740 is a Stored Cross-Site Scripting (XSS) vulnerability.
Can unauthenticated users exploit CVE-2025-6740?
Yes, unauthenticated attackers can exploit CVE-2025-6740 due to inadequate input sanitization.