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2.1
CVE-2026-100313: CloudClassroom PHP project updatequery.php allows remote script injection
CVE-2026-100313 · published 23 days ago
Summary
The updatequery.php file in the CloudClassroom PHP project can be tricked into inserting malicious code into web pages when a specially crafted queryx parameter is used. This can let attackers run unwanted scripts in users' browsers, potentially stealing data or hijacking sessions. Apply the latest updates from the project or modify the code to properly validate and encode the queryx input.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| mathurvishal | cloudclassroom-php-project | 5dadec098bfbbf3300d60c3494db3fb95b66e7be |
Original advisory text
mathurvishal CloudClassroom-PHP-Project updatequery.php cross site scripting
A weakness has been identified in mathurvishal CloudClassroom-PHP-Project up to 5dadec098bfbbf3300d60c3494db3fb95b66e7be. This affects an unknown function of the file updatequery.php. Executing a manipulation of the argument queryx can lead to cross site scripting. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks. This product takes the approach of rolling releases to provide continious delivery. Therefore, version details for affected and updated releases are not available. The vendor was contacted early about this disclosure but did not respond in any way.
Internet-facing
60 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit
- Gives an attacker partial control
Severity
2.1
Low
Type
CWE-79Cross-site Scripting (XSS)
CWE-94Code Injection
Timeline
Published26 Sep 2026
Updated19 Oct 2026
First seen26 Sep 2026
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