A vulnerability was detected in hrshadhin CloudSchool up to 3.0.1. This affects an unknown function of the file app/Http/Controllers/Backend/EventController.php of the component Event Description Handler. The manipulation of the argument data results in cross site scripting. It is possible to launch the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
History

Sat, 14 Nov 2026 12:00:00 +0000

Type Values Removed Values Added
Description A vulnerability was detected in hrshadhin CloudSchool up to 3.0.1. This affects an unknown function of the file app/Http/Controllers/Backend/EventController.php of the component Event Description Handler. The manipulation of the argument data results in cross site scripting. It is possible to launch the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Title hrshadhin CloudSchool Event Description EventController.php cross site scripting
First Time appeared Hrshadhin
Hrshadhin cloudschool
Weaknesses CWE-79
CWE-94
CPEs cpe:2.3:a:hrshadhin:cloudschool:*:*:*:*:*:*:*:*
Vendors & Products Hrshadhin
Hrshadhin cloudschool
References
Metrics cvssV2_0

{'score': 3.3, 'vector': 'AV:N/AC:L/Au:M/C:N/I:P/A:N/E:POC/RL:ND/RC:C'}

cvssV3_0

{'score': 2.4, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C'}

cvssV3_1

{'score': 2.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C'}

cvssV4_0

{'score': 4.8, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published: 2026-11-14T11:45:19.871Z

Updated: 2026-11-14T11:45:19.871Z

Reserved: 2026-11-13T19:31:40.026Z

Link: CVE-2026-129251

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-11-14T12:17:44.520

Modified: 2026-11-14T12:17:44.670

Link: CVE-2026-129251

cve-icon Redhat

No data.