CVE-2026-48909
Joomla Extension - joomshaper.com - PHP Object injection in SP LMS extension for Joomla < 4.1.4
Description
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.
INFO
Published Date :
June 20, 2026, 1:16 p.m.
Last Modified :
June 22, 2026, 8:21 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-48909
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 4.0 | CRITICAL | 6ff30186-7fb7-4ad9-be33-533e7b05e586 | ||||
| CVSS 4.0 | CRITICAL | [email protected] |
Solution
- Update SP LMS to version 4.1.4 or later.
- Validate all cookie data deserialization.
- Restrict access to vulnerable components.
Public PoC/Exploit Available at Github
CVE-2026-48909 has a 5 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-48909.
| URL | Resource |
|---|---|
| https://www.joomshaper.com/ |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-48909 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-48909
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
CVE-2026-48909 - Unauthenticated PHP Object Injection to RCE exploit for Joomla SP LMS extension versions <= 4.1.3. Exploits lmsOrders cookie deserialization to write webshell via Joomla FormattedtextLogger gadget chain. Includes interactive shell, path discovery, and cleanup. For authorized security testing only.
Python
Unauthenticated Stored XSS in Joomla Helix Ultimate (JoomShaper) <= 2.2.6
ato cve exploit joomla joomla-plugin rce xss
Python
CVE-2026-48909 PoC
cve deserialization exploit joomla joomla-plugin php-object-injection poc rce
Python
CVE POC repo 자동 수집기
Python
📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.
security cve exploit poc vulnerability
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-48909 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-48909 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 22, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-48909', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-06-22T17:44:42.382324Z'} -
New CVE Received by [email protected]
Jun. 20, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'joomshaper.net', 'product': 'SP LMS extension for Joomla', 'versions': [{'status': 'affected', 'version': '1.0.0-4.1.3'}], 'defaultStatus': 'unaffected'}] Added Description 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. Added CVSS V4.0 AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-502 Added Reference https://www.joomshaper.com/