Cross-Site Request Forgery Vulnerability in SourceCodester Dynamic Input Field Generator
CVE-2026-77391

5.3MEDIUM

Key Information:

Vendor: Sourcecodester
Status: Dynamic Input Field Generator Using Html, Css, And PHP
Vendor: CVE Published:; 21 August 2026

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👾 Exploit Exists🟡 Public PoC

What is CVE-2026-77391?

A security flaw has been identified in the SourceCodester Dynamic Input Field Generator, which utilizes HTML, CSS, and PHP. This vulnerability allows an attacker to manipulate a specific function, resulting in cross-site request forgery (CSRF) attacks that can be executed remotely. Exploiting this flaw could enable unauthorized actions on behalf of unsuspecting users, presenting a significant risk to application security. The details of this vulnerability have been publicly disclosed, highlighting the need for users to take appropriate security measures.

Affected Version(s)

Dynamic Input Field Generator Using HTML, CSS, and PHP 1.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-77391 - Proof of Concept