CyberSecBulletin
CVE-2026-120341NVD status: Deferred

CloudClassroom-PHP-Project: Execution After Redirect (EAR)

CVE-2026-120341 is a high-severity execution after redirect (EAR) vulnerability in CloudClassroom-PHP-Project from Mathurvishal, with a CVSS 3.1 base score of 7.3 out of 10. It can be exploited remotely over the network by an unauthenticated attacker, without any action from a user. Affected CloudClassroom-PHP-Project versions: 5dadec098bfbbf3300d60c3494db3fb95b66e7be; c46ce5736007d9d6e51a8feeb9250729fe85f139; dae0c5961a35a4faf28cde9e02117538f09f81c1. The record does not name a fixed version, so check the vendor advisory. There is no confirmed exploitation so far. EPSS estimates a 0.48% chance of exploitation within 30 days, which is low compared with other CVEs.

Next patch cycle

High severity with no evidence of exploitation so far.

What to do

  1. Check which version of CloudClassroom-PHP-Project you run against the affected versions below, and install the vendor's latest release.
  2. Until you can update, restrict network access to the affected service so it is not reachable from untrusted networks.

Affected products and versions

VendorProductAffected versionsFixed in
MathurvishalCloudClassroom-PHP-Project5dadec098bfbbf3300d60c3494db3fb95b66e7be; c46ce5736007d9d6e51a8feeb9250729fe85f139; dae0c5961a35a4faf28cde9e02117538f09f81c1Not stated

Version data comes from the organisation that assigned the CVE. Confirm against the vendor advisory before deciding you are unaffected.

How the severity score breaks down

Attack vector
NetworkCan be exploited remotely over a network, including the internet.
Attack complexity
LowNo special conditions are needed; the attack works reliably.
Privileges required
NoneNo account or login is needed.
User interaction
NoneNo action by a victim is required.
Scope
UnchangedImpact stays within the vulnerable component.
Confidentiality
LowSome restricted data can be read.
Integrity
LowLimited modification of data is possible.
Availability
LowPerformance or availability is reduced.

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L. Scored by CNA (vuldb.com).

Scoring systemScoreSeverityScored by
CVSS 4.05.5MediumCNA (vuldb.com)
CVSS 3.17.3HighCNA (vuldb.com)
CVSS 2.07.5HighCNA (vuldb.com)

Official description

A security vulnerability has been detected in mathurvishal CloudClassroom-PHP-Project. Impacted is an unknown function of the file studentdetails.php. The manipulation leads to execution after redirect. Remote exploitation of the attack is possible. The exploit has been disclosed publicly 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.

Source: the CVE record as published by its numbering authority, via NVD and CVE.org.

The underlying weakness: Execution After Redirect (EAR)

The web application sends a redirect to another location, but instead of exiting, it executes additional code.

More Execution After Redirect (EAR) vulnerabilities (CWE-698)

Timeline

  1. CVE record published.
  2. CISA published its SSVC assessment (exploitation: poc, automatable: yes, technical impact: partial).
  3. Record last changed materially (score, affected products, status or references).

References

Other vulnerabilities in CloudClassroom-PHP-Project

All CloudClassroom-PHP-Project vulnerabilities

Recent Execution After Redirect (EAR) vulnerabilities

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