RCE in Mathurvishal Cloudclassroom-Php-Project
CVE-2026-100311
A vulnerability was identified in mathurvishal CloudClassroom-PHP-Project up to 5dadec098bfbbf3300d60c3494db3fb95b66e7be. The affected element is an unknown function of the file managevideos2.php of the component Faculty Video Management. Such manipulation of the argument V_Title/V_Url/V_Remarks leads to cross site scripting. The attack may be performed from remote. The exploit is publicly available and might be used. This product utilizes a rolling release system for continuous delivery, and as such, version information for affected or updated releases is not disclosed. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: XSS (Cross-Site Scripting)
Published .
CVSS v3 metric
CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.002 (7.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 7.8% 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
- github.com/raffarj/CVE/tree/main (exploit)
- vuldb.com/cve/CVE-2026-100311 (third-party-advisory)
- vuldb.com/submit/914572 (third-party-advisory)
- vuldb.com/vuln/410439 (technical-description, vdb-entry)
- vuldb.com/vuln/410439/cti (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-100311?
- CVE-2026-100311 is a low-severity vulnerability in Mathurvishal Cloudclassroom-Php-Project, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2026-09-26.
- How severe is CVE-2026-100311?
- Low severity. CVSS v3 base score is 3.5 out of 10.