SQL Injection in Mathurvishal Cloudclassroom-Php-Project
CVE-2026-100894
A vulnerability was identified in mathurvishal CloudClassroom-PHP-Project up to 5dadec098bfbbf3300d60c3494db3fb95b66e7be. This issue affects some unknown processing of the file updateguest.php. The manipulation of the argument gname leads to sql injection. The attack may be initiated remotely. The exploit is publicly available and might be used. This product uses a rolling release model to deliver continuous updates. As a result, specific version information for affected or updated releases is not available. The vendor was contacted early about this disclosure but did not respond in any way.
Published .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Mathurvishal Cloudclassroom-Php-Project — versions 5dadec098bfbbf3300d60c3494db3fb95b66e7be
Weakness classification (CWE)
References
- vuldb.com/vuln/410844 (technical-description, vdb-entry)
- vuldb.com/vuln/410844/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-100894 (third-party-advisory)
- vuldb.com/submit/917723 (third-party-advisory)
- github.com/JaconiasDev/Advisory-CloundClassroom-PHP-Project-1.0.git (exploit)
Frequently asked questions
- What is CVE-2026-100894?
- CVE-2026-100894 is a medium-severity vulnerability in Mathurvishal Cloudclassroom-Php-Project, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2026-09-28.
- How severe is CVE-2026-100894?
- Medium severity. CVSS v3 base score is 6.3 out of 10.