SQL Injection in Mathurvishal Cloudclassroom-Php-Project
CVE-2026-100312
A security flaw has been discovered in mathurvishal CloudClassroom-PHP-Project up to 5dadec098bfbbf3300d60c3494db3fb95b66e7be. The impacted element is an unknown function of the file /updateguest.php. Performing a manipulation of the argument gname/editassid results in sql injection. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated releases are 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
EPSS: 0.002 (8.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 8.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
The 30-day trend appears once there are two daily scores.
Affected products
- Mathurvishal Cloudclassroom-Php-Project — versions 5dadec098bfbbf3300d60c3494db3fb95b66e7be
Weakness classification (CWE)
References
- vuldb.com/vuln/410440 (technical-description, vdb-entry)
- vuldb.com/vuln/410440/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-100312 (third-party-advisory)
- vuldb.com/submit/914575 (third-party-advisory)
- github.com/JaconiasDev/Advisory-CloundClassroom-PHP-Project-1.0 (exploit)
Frequently asked questions
- What is CVE-2026-100312?
- CVE-2026-100312 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 2026-09-26.
- How severe is CVE-2026-100312?
- Medium severity. CVSS v3 base score is 6.3 out of 10.