What is CVE-2026-100739?

CVE-2026-100739 is a high-severity vulnerability in Mathurvishal Cloudclassroom-Php-Project, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.3/10. Published 2026-09-26.

How severe is CVE-2026-100739?

High severity. CVSS v3 base score is 7.3 out of 10.

SQL Injection in Mathurvishal Cloudclassroom-Php-Project

CVE-2026-100739

A vulnerability was detected in mathurvishal CloudClassroom-PHP-Project up to 5dadec098bfbbf3300d60c3494db3fb95b66e7be. This impacts an unknown function of the file viewresult.php. Performing a manipulation of the argument seno results in sql injection. Remote exploitation of the attack is possible. The exploit is now public and may be used. This product follows a rolling release approach for continuous delivery, so version details for affected or updated releases are not provided. The vendor was contacted early about this disclosure but did not respond in any way.

Published 2026-09-26 · last modified 2026-09-28.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.003 (17.0th percentile), scored 2026-11-11.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 17th percentile — 17.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Mathurvishal Cloudclassroom-Php-Project — versions 5dadec098bfbbf3300d60c3494db3fb95b66e7be

Weakness classification (CWE)

References

github.com/vinniboy021-blip/Advisory/blob/main/viewresult-sqli.md (exploit)
CVE-2026-100739 | CVE Analysis and Report (third-party-advisory)
Submit #914584 | https://github.com/mathurvishal/CloudClassroom-PHP-Project CloudClassroom-PHP-Project 5dadec098bfbbf3300d60c3494db3fb95b66e7be SQL Injection (third-party-advisory)
VDB-410596 | mathurvishal CloudClassroom-PHP-Project viewresult.php sql injection (technical-description, vdb-entry)
VDB-410596 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)

Frequently asked questions

What is CVE-2026-100739?: CVE-2026-100739 is a high-severity vulnerability in Mathurvishal Cloudclassroom-Php-Project, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.3/10. Published 2026-09-26.
How severe is CVE-2026-100739?: High severity. CVSS v3 base score is 7.3 out of 10.