CVE-2009-4112

Cacti <0.8.7e - Privilege Escalation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2009-4112. 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 malformed URIs. The PoC shows how an attacker can execute script code in the context of the affected site to steal cookie-based authentication credentials.

Description

Cacti 0.8.7e and earlier allows remote authenticated administrators to gain privileges by modifying the "Data Input Method" for the "Linux - Get Memory Usage" setting to contain arbitrary commands.

Exploits (1)

exploitdb WORKING POC VERIFIED
by MustLive · textwebappsphp
https://www.exploit-db.com/exploits/33377

This exploit demonstrates a cross-site scripting (XSS) vulnerability in the Joomla! ProofReader component by injecting arbitrary JavaScript code via malformed URIs. The PoC shows how an attacker can execute script code in the context of the affected site to steal cookie-based authentication credentials.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Joomla! ProofReader component 1.0 RC9 and prior
No auth needed
Prerequisites: A vulnerable version of the Joomla! ProofReader component · User interaction to visit the crafted URI
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (10)

Core 10
Core References
Mailing List mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2009/11/26/1
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/508129/100/0/threaded
Mailing List mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2009/11/30/2
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/54473
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/37137

Scores

EPSS 0.1148
EPSS Percentile 95.5%

Details

CWE
CWE-264
Status published
Products (16)
cacti/cacti 0.6.7
cacti/cacti 0.8
cacti/cacti 0.8.1
cacti/cacti 0.8.2
cacti/cacti 0.8.2a
cacti/cacti 0.8.3
cacti/cacti 0.8.3a
cacti/cacti 0.8.4
cacti/cacti 0.8.5
cacti/cacti 0.8.5a
... and 6 more
Published Nov 30, 2009
Tracked Since Feb 18, 2026