CVE-2026-100876 Details
Description
A vulnerability was found in mathurvishal CloudClassroom-PHP-Project up to 5dadec098bfbbf3300d60c3494db3fb95b66e7be. Affected is an unknown function of the file loginlinkstudent.php. Performing a manipulation of the argument umail results in missing authentication. Remote exploitation of the attack is possible. The exploit has been made public and could 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.
A vulnerability allowing missing authentication has been identified in CloudClassroom-PHP-Project versions prior to 5dadec098bfbbf3300d60c3494db3fb95b66e7be. The issue arises in the file loginlinkstudent.php, where an unknown function fails to properly validate the 'umail' argument. This flaw enables remote exploitation, allowing low-privilege student accounts to access admin and faculty functionalities, including sensitive data and administrative tools. The vulnerability has been publicly disclosed and is currently unpatched.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Sep 27, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/rmsbpro/Advisory/blob/main/broken-role-segregation.md | [email protected] | AdvisoryExploitRemedy |
| https://vuldb.com/cve/CVE-2026-100876 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/submit/915442 | [email protected] | Issue TrackingPermission Required |
| https://vuldb.com/vuln/410806 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/vuln/410806/cti | [email protected] | Content Wall |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-287 | Improper Authentication | [email protected] |
| CWE-306 | Missing Authentication for Critical Function | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Vishal Mathur CloudClassroom-PHP-Project | 1.0 |
CPE
Remediation
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Change History
1 change record found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 27, 2026 | New CVE Received | [email protected] |