Unquoted Service Path Vulnerability in Sandboxie Plus by Sandboxie
CVE-2021-47883

8.5HIGH

Key Information:

Vendor

Sandboxie-plus

Status
Sandboxie Plus
Vendor
CVE Published:
21 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2021-47883?

The unquoted service path vulnerability in Sandboxie Plus 0.7.2 allows local attackers to leverage the SbieSvc service. By exploiting this vulnerability, malicious actors can inject harmful executables into an unquoted service path, leading to code execution with LocalSystem privileges when the service starts. This issue poses significant risks, as it allows unauthorized users to control system processes, potentially compromising the integrity and security of the affected system.

Affected Version(s)

Sandboxie Plus 0.7.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2021-47883 - Proof of Concept

References

https://www.exploit-db.com/exploits/49631
exploit
https://sandboxie-plus.com/
product
https://www.vulncheck.com/advisories/sandboxie-plus-sbies...
third-party-advisory

CVSS V4

Score:
8.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Mohammed Alshehri
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