Critical · published July 19, 2025
🚨 A sneaky PHP Object Injection vulnerability lurks in the Integration for Google Sheets and Contact Form plugins for WordPress, affecting all versions up to 1.1.1! 🔥 Think of this vulnerability as a mischievous child sneaking into a restaurant's kitchen. By exploiting the untrusted input in the verify_field_val() function, the child can toss ingredients around, potentially ruining the entire dinner service! An attacker could exploit this flaw to inject a PHP Object without needing to authenticate, leading to a catastrophic situation where they can delete crucial files like wp-config.php. This could bring your site to a screeching halt, resulting in complete denial of service or even remote code execution—definitely a recipe for disaster!
Think of this vulnerability as a mischievous child sneaking into a restaurant's kitchen. By exploiting the untrusted input in the verify_field_val() function, the child can toss ingredients around, potentially ruining the entire dinner service! The vulnerability stems from PHP Object Injection due to deserialization of untrusted input in the verify_field_val() function. The existence of a POP chain in the Contact Form 7 plugin further amplifies the risk, enabling attackers to execute malicious commands.
An attacker could exploit this flaw to inject a PHP Object without needing to authenticate, leading to a catastrophic situation where they can delete crucial files like wp-config.php. This could bring your site to a screeching halt, resulting in complete denial of service or even remote code execution—definitely a recipe for disaster! To remediate this vulnerability, immediately update the plugin to the latest version beyond 1.1.1. Additionally, review and sanitize any input to mitigate the risks of deserialization vulnerabilities. Staying proactive can help secure your website! You've got this! Act fast, and you'll protect your site like a pro! 🛡️