Vulnerability · Published Nov 2, 2026 · Assigned by VulDB

CVE-2026-120339mathurvishal CloudClassroom-PHP-Project updatedetailsfromfaculty.php cross site scripting

Medium 4.3

In plain English

A medium-severity cross-site scripting in CloudClassroom-PHP-Project from mathurvishal. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities).

Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.3%top 81.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A security flaw has been discovered in mathurvishal CloudClassroom-PHP-Project. This vulnerability affects unknown code of the file updatedetailsfromfaculty.php. Performing a manipulation of the argument fname results in cross site scripting. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. This product uses a rolling release model to deliver continuous updates. As a result, specific version information for affected or updated releases is not available. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

VendorProductVersions
mathurvishal CloudClassroom-PHP-Project 5dadec098bfbbf3300d60c3494db3fb95b66e7bec46ce5736007d9d6e51a8feeb9250729fe85f139dae0c5961a35a4faf28cde9e02117538f09f81c1

Weakness: CWE-79, CWE-94 · Vector: 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

References