SQL Injection Vulnerability in mathurvishal CloudClassroom-PHP-Project
CVE-2026-100894

5.3MEDIUM

Key Information:

Vendor

Mathurvishal

Status
Cloudclassroom-PHP-project
Vendor
CVE Published:
28 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-100894?

A SQL injection vulnerability exists in the mathurvishal CloudClassroom-PHP-Project, particularly affecting the updateguest.php script. By manipulating the 'gname' parameter, an attacker could execute unauthorized SQL commands. This remote exploit poses a risk as attackers might utilize publicly available methods to execute the attack. Users of the rolling release model may not have precise version details for the affected releases since the vendor has not responded to inquiries regarding this matter.

Affected Version(s)

CloudClassroom-PHP-Project 5dadec098bfbbf3300d60c3494db3fb95b66e7be

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-2026-100894 - Proof of Concept

References

https://vuldb.com/vuln/410844
vdb-entrytechnical-description
https://vuldb.com/vuln/410844/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-100894
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

Falcon09 (VulDB User)
VulDB CNA Team
.