Remote Code Execution Vulnerability in SP LMS by JoomShaper
CVE-2026-48909

9.5CRITICAL

Key Information:

Vendor

Joomshaper.net

Status
Sp Lms Extension For Joomla
Vendor
CVE Published:
20 June 2026

What is CVE-2026-48909?

The SP LMS component (com_splms) version prior to 4.1.4 by JoomShaper contains a vulnerability that allows unauthenticated attackers to execute arbitrary code on the server. This issue arises from the unsanitized deserialization of user-controlled cookie data, posing significant security risks for installations that do not apply the necessary updates.

Affected Version(s)

SP LMS extension for Joomla 1.0.0-4.1.3

References

https://www.joomshaper.com/
product

CVSS V4

Score:
9.5
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Amin Isayev
.