Message Filter for Contact Form 7
Message Filter for Contact Form 7 has 9 disclosed vulnerabilities in the WordSec catalog, reported between 2023 and 2026; all 9 are fixed as of September 2026. Their average CVSS score is 5.5, and the most serious one scores 7.2 out of 10. Severity breakdown: 0 critical and 1 high. 2024 was the busiest year with 4 disclosures.
The most common weakness is Cross-Site Scripting, behind 5 of the records (56%). Other recurring categories include Missing Authorization, SQL Injection.
Every one of the 9 issues recorded for Message Filter for Contact Form 7 has a vendor fix available, so running the current release closes all known holes.
7 independent researchers contributed these findings, most of them (2) reported by dutafi. Message Filter for Contact Form 7 is installed on roughly 1,000 WordPress sites, so each unpatched flaw has a wide blast radius. The current release is tested up to WordPress 7.1.
CVE-2026-65438Message Filter for Contact Form 7 <= 1.6.3.9 - Unauthenticated Stored Cross-Site Scripting
Read the full analysisVulnerability Records
Message Filter for Contact Form 7
Author
Kofi Mokome
Do you receive spams every day? have you installed a dozen plugins and you still get spammed? Well this may be the solution to your problem. This plugin filters messages submitted from contact form 7. You can decide to either filter messages based on restricted words found in the content of the message or filter based on the email of the person submitting the form. Filters will be extended to other contact form plugins with time. Supported Plugins Contact form 7 WPForms Note: This is just an extension. This plugin is not affiliated with or endorsed by Contact Form 7 or WPForms. Pro Features Upgrade to the pro version from the Account submenu page to have access the following features: 1. Unlimited words and emails: Add as many words and emails as you want 2. Month Reports: Receive monthly spam reports directly to your email 3. Spam Suggestion: Receive suggestions for new spam words and emails 4. Blacklist/Whitelist forms: Decide which forms to validate or not to validate 5. CSV Upload: Upload CSV with spam words/emails 6. Add custom filters: Create your own custom filters PRIVACY We may collect ONLY the following information, if accepted by the site administrator: – The messages blocked by the plugin and – Words added to the plugin as spam This is used solely for the purpose of making improvements to the plugin. In addition to the above, Freemius, a third party plugin used to manage plugin licences may also collect additional information, if the site administrator accepts. How to Contribute The source codes can be downloaded here GitHub
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