Unquoted Service Path Vulnerability in Wondershare UBackit
CVE-2022-50904

8.5HIGH

Key Information:

Vendor

Wondershare

Status
Wondershare Ubackit
Vendor
CVE Published:
13 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2022-50904?

Wondershare UBackit version 2.0.5 is susceptible to an unquoted service path vulnerability in the 'wsbackup' service. This flaw can be exploited by local users to execute arbitrary code with elevated privileges. By leveraging the unquoted service path, attackers can introduce malicious executables which will execute with LocalSystem permissions, particularly during the startup of the service. This vulnerability poses a significant risk as it enables unauthorized actions on the underlying system, potentially compromising its integrity.

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Affected Version(s)

Wondershare UBackit 2.0.5

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-2022-50904 - Proof of Concept

References

https://www.exploit-db.com/exploits/50758
exploit
https://www.wondershare.com/
product
https://www.vulncheck.com/advisories/wondershare-ubackit-...
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

Luis Martinez
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