CVE-2025-26544

Summary

CVE-2025-26544 is a Cross-site Scripting (XSS) vulnerability affecting the NotFound UTM tags tracking feature in Contact Form 7. This issue allows attackers to inject malicious scripts into web pages viewed by other users, potentially leading to data theft or unauthorized account actions. The vulnerability exists in Contact Form 7 versions from n/a through 2.1, and is caused by improper neutralization of user input during web page generation. Users are advised to update Contact Form 7 to the latest version and implement Content Security Policy (CSP) headers to mitigate the risk of XSS attacks.

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