Deserialization in Joomshaper.net Sp Lms Extension For Joomla
CVE-2026-48909
SP LMS (com_splms) < 4.1.4 by JoomShaper deserializes user-controlled cookie data without validation, enabling an unauthenticated remote attacker to execute arbitrary code on the server.
Vulnerability class: Insecure Deserialization
EPSS: 0.076 (93.9th percentile) — read the EPSS interpretation.
Affected products
- Joomshaper.net Sp Lms Extension For Joomla — versions 1.0.0-4.1.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@joomla.org (product)
Frequently asked questions
- What is CVE-2026-48909?
- CVE-2026-48909 is a vulnerability in Joomshaper.net Sp Lms Extension For Joomla, classified under Deserialization of Untrusted Data. Published 2026-06-20.
- Is CVE-2026-48909 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.