CVE-2007-5423

TikiWiki 1.9.8 - Remote Code Execution via tiki-graph_formula.php f Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 3 public exploits for CVE-2007-5423. PoCs published by Metasploit, ShAnKaR, including Metasploit module exploits/unix/webapp/tikiwiki_graph_formula_exec.

AI-analyzed exploit summary This Metasploit module exploits a remote PHP code execution vulnerability in TikiWiki (<= 1.9.8) via the 'tiki-graph_formula.php' script, which improperly sanitizes user input passed to create_function(). It allows arbitrary PHP code execution by injecting malicious payloads into the 'f' parameter.

Description

tiki-graph_formula.php in TikiWiki 1.9.8 allows remote attackers to execute arbitrary code via PHP sequences in the f array parameter, which are processed by create_function.

Exploits (3)

exploitdb WORKING POC VERIFIED
by Metasploit · rubywebappsphp
https://www.exploit-db.com/exploits/16911

This Metasploit module exploits a remote PHP code execution vulnerability in TikiWiki (<= 1.9.8) via the 'tiki-graph_formula.php' script, which improperly sanitizes user input passed to create_function(). It allows arbitrary PHP code execution by injecting malicious payloads into the 'f' parameter.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: TikiWiki <= 1.9.8
No auth needed
Prerequisites: Network access to the TikiWiki application · TikiWiki version <= 1.9.8
devstral-2 · analyzed Feb 16, 2026 Full analysis →
exploitdb WORKING POC VERIFIED
by ShAnKaR · textwebappsphp
https://www.exploit-db.com/exploits/4509

This exploit demonstrates a remote PHP injection vulnerability in TikiWiki 1.9.8 by injecting arbitrary PHP code via the 'f[]' parameter in the tiki-graph_formula.php script. The example URL triggers the phpinfo() function, confirming code execution.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: TikiWiki 1.9.8
No auth needed
Prerequisites: Access to the tiki-graph_formula.php endpoint
devstral-2 · analyzed Feb 16, 2026 Full analysis →
metasploit WORKING POC EXCELLENT
rubypocphp
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/unix/webapp/tikiwiki_graph_formula_exec.rb

This Metasploit module exploits a PHP code execution vulnerability in TikiWiki <= 1.9.8 via the 'tiki-graph_formula.php' script, which improperly sanitizes user input passed to create_function(). It allows arbitrary PHP code execution by injecting malicious payloads into the 'f' parameter.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: TikiWiki <= 1.9.8
No auth needed
Prerequisites: Network access to the target TikiWiki instance · Vulnerable version of TikiWiki (<= 1.9.8)
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (15)

Core 15
Core References
Third Party Advisory vendor-advisory x_refsource_gentoo
http://www.gentoo.org/security/en/glsa/glsa-200710-21.xml
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2007/3492
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/482006/100/0/threaded
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/26006
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/27344
Issue Tracking x_refsource_misc
http://bugs.gentoo.org/show_bug.cgi?id=195503
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/40478
Third Party Advisory third-party-advisory x_refsource_sreason
http://securityreason.com/securityalert/3216
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/37076
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/482128/100/0/threaded
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/4509
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/27190

Scores

EPSS 0.7666
EPSS Percentile 99.5%

Details

CWE
CWE-94
Status published
Products (1)
tiki/tikiwiki_cms\/groupware 1.9.8
Published Oct 12, 2007
Tracked Since Feb 18, 2026