TI-2026-04368 Aliases CVE-2026-5010 GHSA-jcp9-3x5h-m222

Reflected Cross-Site Scripting (XSS) in Sanoma’s Clickedu

LOW 29CWE-79Published 2026-03-27 · Updated 2026-03-27

Key facts

Attack vector: Network
Privileges required: None
User interaction: Active
Attack complexity: Low
Attack requirements: None
Impact type: Cross-site scripting
Confidentiality · integrity · availability: None · None · None
Fix status: Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

A reflected Cross-Site Scripting (XSS) vulnerability has been discovered in Clickedu. This vulnerability allows an attacker to execute JavaScript code in the victim’s browser by sending them a malicious URL using the endpoint “/user.php/”. This vulnerability can be exploited to steal sensitive user data, such as session cookies, or to perform actions on the user’s behalf.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00283 20th percentileScored 2026-11-07

Fix Fixed Clickedu (Sanoma): 5.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Sanoma	Clickedu	before 5.1	5.1	Patch available	CNA

Clickedu VendorSanoma Affected before 5.1 Fixed in 5.1 Patch available CNA

Remediation

Fix · CNA Clickedu (Sanoma) Fixed in 5.1

Timeline

2026-10-02 Threatist record created from CVE-2026-5010
2026-10-03 Alias added: GHSA-jcp9-3x5h-m222

References

Patch 1

https://www.incibe.es/en/incibe-cert/notices/aviso/reflected-cross-site-scripting-xss-sanomas-clickedu-0

TI-2025-27422 Reflected Cross-site Scripting (XSS) in Sanoma's Clickedu CVSS 4.0MEDIUM 4.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences