CVE-2010-4837

com_jsupport 1.5.6 - Cross-Site Scripting via Subject Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2010-4837. PoCs published by Valentin.

AI-analyzed exploit summary This is a writeup describing a critical XSS vulnerability in the Joomla component com_jsupport version 1.5.6. The vulnerability allows arbitrary HTML and JavaScript injection into the ticket title field, which executes when viewed in the admin panel or website.

Description

Cross-site scripting (XSS) vulnerability in the JSupport (com_jsupport) component 1.5.6 for Joomla! allows remote attackers to inject arbitrary web script or HTML via the subject parameter (title field) in a saveTicket action to index2.php. NOTE: some of these details are obtained from third party information.

Exploits (1)

exploitdb WRITEUP VERIFIED
by Valentin · textwebappsphp
https://www.exploit-db.com/exploits/15501

This is a writeup describing a critical XSS vulnerability in the Joomla component com_jsupport version 1.5.6. The vulnerability allows arbitrary HTML and JavaScript injection into the ticket title field, which executes when viewed in the admin panel or website.

Classification
Writeup 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Joomla com_jsupport 1.5.6
No auth needed
Prerequisites: Access to the ticket creation functionality
MITRE ATT&CK
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →

References (5)

Core 5
Core References
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/42262
Exploit exploit x_refsource_exploit-db
http://www.exploit-db.com/exploits/15501
Third Party Advisory third-party-advisory x_refsource_sreason
http://securityreason.com/securityalert/8377

Scores

EPSS 0.0153
EPSS Percentile 71.8%

Details

CWE
CWE-79
Status published
Products (1)
extensiondepot/com_jsupport 1.5.6
Published Sep 14, 2011
Tracked Since Feb 18, 2026