Cross-Site Scripting Flaw in Portabilis i-Educar by Portabilis
CVE-2026-4355

5.1MEDIUM

Key Information:

Vendor

Portabilis

Status
I-educar
Vendor
CVE Published:
17 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-4355?

A security flaw has been identified in Portabilis i-Educar 2.11, specifically affecting the endpoint located at /intranet/educar_servidor_curso_lst.php. This vulnerability allows remote attackers to conduct cross-site scripting (XSS) attacks by manipulating the 'Name' parameter. The exploitation of this flaw could potentially lead to unauthorized actions performed in the context of the affected user's session. Despite advance notice, the vendor has not addressed the issue, and the exploit is now publicly available.

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Affected Version(s)

i-Educar 2.11

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-4355 - Proof of Concept

References

https://vuldb.com/?id.351394
vdb-entrytechnical-description
https://vuldb.com/?ctiid.351394
signaturepermissions-required
https://vuldb.com/?submit.772839
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Saipe (VulDB User)
VulDB
JSON
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