Medium 4.3Published Sep 27, 2026

CVE-2026-100877mathurvishal CloudClassroom-PHP-Project registrationform.php cross site scripting

Updated under an hour ago (2026-10-19 06:20 UTC)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for mathurvishal CloudClassroom-PHP-Project

Exploited in the last 30 days

A vulnerability was determined in mathurvishal CloudClassroom-PHP-Project up to 5dadec098bfbbf3300d60c3494db3fb95b66e7be. Affected by this vulnerability is an unknown functionality of the file registrationform.php. Executing a manipulation of the argument FName/LName/Addrs can lead to cross site scripting. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized. This product implements a rolling release for ongoing delivery, which means version information for affected or updated releases is unavailable. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS: 4.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C
Weakness (CWE): CWE-79, CWE-94
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Sep 28, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

mathurvishal CloudClassroom-PHP-Project mathurvishal:cloudclassroom-php-project	5dadec098bfbbf3300d60c3494db3fb95b66e7be	CNA record

References

https://vuldb.com/vuln/410807vdb-entry, technical-description
https://vuldb.com/vuln/410807/ctisignature, permissions-required
https://vuldb.com/cve/CVE-2026-100877third-party-advisory
https://vuldb.com/submit/915444third-party-advisory
https://github.com/rmsbpro/Advisory/blob/main/registrationform-stored-xss.mdexploit

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.