Unrestricted File Upload Vulnerability in KusalkaSilva Learning-Management-System
CVE-2026-108922

5.3MEDIUM

Key Information:

Vendor

Kusalkasilva

Status
Learning-management-system
Vendor
CVE Published:
12 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-108922?

A security flaw exists in the KusalkaSilva Learning-Management-System, specifically within the getimagesize function of the upload_save.php file. This flaw enables attackers to manipulate the uploaded_file/image argument, facilitating unrestricted file uploads. As the system operates on a rolling release basis, it lacks specific version details for both affected and updated releases. Although the issue was reported to the developers early on, no response has been documented. This vulnerability poses significant risks as attacks can be executed remotely.

Affected Version(s)

Learning-Management-System ffeb873f8803f1e9664384ff75000c7da45466d2

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-2026-108922 - Proof of Concept

References

https://vuldb.com/vuln/416735
vdb-entrytechnical-description
https://vuldb.com/vuln/416735/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-108922
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

vuldb2026 (VulDB User)
VulDB CNA Team
.