CVE-2009-0291

OpenX 2.6.3 - Remote File Inclusion via MAX_type Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2009-0291. PoCs published by Charlie Briggs, Sarid Harper.

AI-analyzed exploit summary This exploit leverages a directory traversal vulnerability in OpenX (formerly Openads) by injecting a null byte into the MAX_type parameter to bypass file inclusion restrictions and read arbitrary files. The PoC demonstrates reading /etc/passwd via path traversal.

Description

Directory traversal vulnerability in fc.php in OpenX 2.6.3 allows remote attackers to include and execute arbitrary files via a .. (dot dot) in the MAX_type parameter.

Exploits (2)

exploitdb WORKING POC VERIFIED
by Charlie Briggs · textwebappsphp
https://www.exploit-db.com/exploits/7883

This exploit leverages a directory traversal vulnerability in OpenX (formerly Openads) by injecting a null byte into the MAX_type parameter to bypass file inclusion restrictions and read arbitrary files. The PoC demonstrates reading /etc/passwd via path traversal.

Classification
Working Poc 90%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Reliable
Target: OpenX (formerly Openads) < 2.8.10
No auth needed
Prerequisites: Target running vulnerable OpenX version · Access to the delivery script endpoint
devstral-2 · analyzed Feb 16, 2026 Full analysis →
exploitdb WORKING POC VERIFIED
by Sarid Harper · textwebappsphp
https://www.exploit-db.com/exploits/32759

This exploit demonstrates a local file inclusion (LFI) vulnerability in OpenX 2.6.3 by manipulating the 'MAX_type' parameter to traverse directories and include arbitrary files, such as '/etc/passwd'.

Classification
Working Poc 90%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Reliable
Target: OpenX 2.6.3
No auth needed
Prerequisites: Access to the vulnerable OpenX instance
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/500411/100/0/threaded
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/7883
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/33458

Scores

EPSS 0.0202
EPSS Percentile 84.0%

Details

CWE
CWE-22
Status published
Products (1)
openx/openx 2.6.3
Published Jan 27, 2009
Tracked Since Feb 18, 2026