CVE-2009-4157

Joomla! com_proofreader <1.0 RC9 - XSS

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2009-4157. PoCs published by MustLive.

AI-analyzed exploit summary This exploit demonstrates a cross-site scripting (XSS) vulnerability in the Joomla! ProofReader component by injecting arbitrary JavaScript code via maliciously crafted URIs. The PoC shows how an attacker can steal cookie-based authentication credentials by enticing a user to click on a malicious link.

Description

Multiple cross-site scripting (XSS) vulnerabilities in index.php in the ProofReader (com_proofreader) component 1.0 RC9 and earlier for Joomla! allow remote attackers to inject arbitrary web script or HTML via the URI, which is not properly handled in (1) 404 or (2) error pages.

Exploits (1)

exploitdb WORKING POC
by MustLive · textwebappsphp
https://www.exploit-db.com/exploits/10291

This exploit demonstrates a cross-site scripting (XSS) vulnerability in the Joomla! ProofReader component by injecting arbitrary JavaScript code via maliciously crafted URIs. The PoC shows how an attacker can steal cookie-based authentication credentials by enticing a user to click on a malicious link.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Joomla! ProofReader component 1.0 RC6 and prior
No auth needed
Prerequisites: A vulnerable version of the Joomla! ProofReader component · User interaction to follow a malicious URI
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2
Core References
Various Sources x_refsource_misc
http://websecurity.com.ua/3482/
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/37145

Scores

EPSS 0.0119
EPSS Percentile 63.9%

Details

CWE
CWE-79
Status published
Products (2)
joomlatune/com_proofreader 1.0 rc6
joomlatune/com_proofreader < 1.0
Published Dec 02, 2009
Tracked Since Feb 18, 2026