SQL Injection Vulnerability in SourceCodester Dynamic Input Field Generator
CVE-2026-77392

5.3MEDIUM

Key Information:

Vendor

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

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-77392?

A vulnerability exists in the SourceCodester Dynamic Input Field Generator where the 'saveUser' function within the 'submit.php' file fails to properly validate input. Specifically, the manipulation of the 'Researcher' argument allows for SQL injection attacks, which can be executed remotely. Given the availability of exploit code, this vulnerability poses significant risks. Users are advised to implement secure coding practices and monitor system integrity.

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-2026-77392 - Proof of Concept

References

https://vuldb.com/vuln/393854
vdb-entrytechnical-description
https://vuldb.com/vuln/393854/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-77392
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Aswin K S (VulDB User)
.