# CVE-2026-120342: mathurvishal CloudClassroom-PHP-Project SQL injection in viewquery.php

Source: https://junglewise.ai/threats/cve-2026-120342-a-vulnerability-was-detected-in-mathurvishal-cloudclassroom-php  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-02. Updated: 2026-11-02  
License: CC BY 4.0 with a link back

CVE-2026-120342 · Severity: high · CVSS 7.3 · Published 2026-11-02

CloudClassroom-PHP-Project is a web-based classroom management system. An unauthenticated attacker can inject SQL commands through the eid parameter in viewquery.php, allowing unauthorized data extraction such as admin credentials. This vulnerability enables complete compromise of the application's database without requiring any user interaction or credentials.

Technologies: [Mathurvishal CloudClassroom PHP Project](https://junglewise.ai/threats/technologies/mathurvishal-cloudclassroom-php-project). Vendors: [Mathurvishal](https://junglewise.ai/threats/vendors/mathurvishal).

## Quick answers

**Is CVE-2026-120342 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-120342 being exploited in the wild.

**How severe is CVE-2026-120342?** High severity, with a CVSS score of 7.3, published 2 November 2026.

**Which products and versions are affected?** Mathurvishal CloudClassroom PHP Project rolling release; version information unavailable.

**Is there a fix for CVE-2026-120342?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-120342 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-120342?** Check whether you run Mathurvishal CloudClassroom PHP Project at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

The vulnerability is a SQL injection flaw in viewquery.php where the eid parameter is directly interpolated into a SELECT query without proper sanitization. An unauthenticated attacker can close the query quote and append UNION SELECT statements to extract data from the exposed 4-column target table. Public proof-of-concept code exists and has been executed to dump admin credentials.

## Affected products

- mathurvishal CloudClassroom-PHP-Project rolling release; version information unavailable

## Timeline

- 2026-11-02: disclosed
- other: Public exploit available; vendor did not respond to early disclosure notification

## References

- [https://github.com/luan-oliveira01/Advisory-CloudClassroom-PHP-Project-1.0/tree/main/viewquery-sqli](https://github.com/luan-oliveira01/Advisory-CloudClassroom-PHP-Project-1.0/tree/main/viewquery-sqli)
- [https://vuldb.com/cve/CVE-2026-120342](https://vuldb.com/cve/CVE-2026-120342)

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