Unquoted Service Path Vulnerability in VX Search Software
CVE-2021-47974

8.5HIGH

Key Information:

Vendor

Vxsearch

Status
Vx Search
Vendor
CVE Published:
16 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2021-47974?

VX Search version 13.5.28 suffers from an unquoted service path vulnerability, affecting both the VX Search Server and VX Search Enterprise services. This flaw allows local attackers to escalate their privileges by placing malicious executables in unquoted path directories. When the affected services restart, these executables can execute with LocalSystem privileges, leading to potential compromise of the affected system.

Affected Version(s)

VX Search 13.5.28

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-2021-47974 - Proof of Concept

References

https://www.exploit-db.com/exploits/50026
exploit
https://www.vxsearch.com
product
https://www.vulncheck.com/advisories/vx-search-unquoted-s...
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

Brian Rodriguez
.