SQL Injection Vulnerability in CodeAstro Online Classroom by CodeAstro
CVE-2026-16765

6.9MEDIUM

Key Information:

Vendor

Codeastro

Status
Online Classroom
Vendor
CVE Published:
23 July 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-16765?

A SQL injection vulnerability has been identified within the CodeAstro Online Classroom application at the '/OnlineClassroom/loginlinkadmin.php' endpoint. By manipulating the 'aid' parameter, an attacker may execute arbitrary SQL commands, potentially leading to unauthorized access to the database. This vulnerability is exploitable remotely, and details have been made publicly available, increasing the risk of exploitation. It is crucial for users of the affected version to take remediation steps to safeguard their systems.

Affected Version(s)

Online Classroom 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-2026-16765 - Proof of Concept

References

https://vuldb.com/vuln/382637
vdb-entrytechnical-description
https://vuldb.com/vuln/382637/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-16765
third-party-advisory

CVSS V4

Score:
6.9
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

anglemsg (VulDB User)
.