CVE-2021-47862
Hi-Rez Studios 5.1.6.3 - 'HiPatchService' Unquoted Service Path
- State
- Published
- Severity
- 8.5 High
- Published
- Jan 21, 2026
- Updated
- Jan 22, 2026
- Reserved
- Jan 18, 2026
Description
Hi-Rez Studios 5.1.6.3 contains an unquoted service path vulnerability in the HiPatchService 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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.5 High | 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 | VulnCheck |
| 3.1 | 7.8 High | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-428 Unquoted Search Path or Element
Affected Products
| Product | Versions |
|---|---|
HiPatchServiceHI-REZ STUDIOS |
|
References
- ExploitDB-49701exploit
- Hi-Rez Studios Official Homepageproduct
- VulnCheck Advisory: Hi-Rez Studios 5.1.6.3 - 'HiPatchService' Unquoted Service Paththird-party-advisory
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