OS Command Injection Vulnerability in Topsec TopACM 3.0
CVE-2026-4170

9.3CRITICAL

Key Information:

Vendor

Topsec

Status
Topacm
Vendor
CVE Published:
15 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-4170?

An OS command injection vulnerability exists in the Topsec TopACM 3.0 product, specifically within the HTTP Request Handler component linked to the file /view/systemConfig/management/nmc_sync.php. By manipulating the 'template_path' argument, an attacker can execute arbitrary OS commands remotely. This severe security flaw enables unauthorized users to exploit the system, making proactive measures essential for affected users. Despite early disclosure attempts to the vendor, no response or remediation has been provided to address this critical issue. Immediate attention should be directed towards implementing security best practices to mitigate potential risks.

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Affected Version(s)

TopACM 3.0

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-2026-4170 - Proof of Concept

References

https://vuldb.com/?id.351077
vdb-entrytechnical-description
https://vuldb.com/?ctiid.351077
signaturepermissions-required
https://vuldb.com/?submit.769768
third-party-advisory

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
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

0menc (VulDB User)
VulDB
JSON
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