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CVE-2026-4170

HIGHCVSS 8.9/10EPSS 2.07%

Last modified

CVE-2026-4170 is a high-severity vulnerability rated 8.9/10 on the CVSS scale. A weakness has been identified in Topsec TopACM 3.0. Affected by this vulnerability is an unknown functionality of the file /view/systemConfig/management/nmc_sync.php of the component HTTP Request Handler. EPSS estimates a 2.07% chance of exploitation in the next 30 days.

Description

A weakness has been identified in Topsec TopACM 3.0. Affected by this vulnerability is an unknown functionality of the file /view/systemConfig/management/nmc_sync.php of the component HTTP Request Handler. Executing a manipulation of the argument template_path can lead to os command injection. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0
8.9/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
2.07%

79.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-4170?
A weakness has been identified in Topsec TopACM 3.0. Affected by this vulnerability is an unknown functionality of the file /view/systemConfig/management/nmc_sync.php of the component HTTP Request Handler. Executing a manipulation of the argument template_path can lead to os command injection. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2026-4170?
CVE-2026-4170 has a CVSS score of 8.9/10 (HIGH severity). The EPSS model estimates a 2.07% probability of exploitation in the next 30 days.
How do I fix CVE-2026-4170?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-4170?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST