Which versions of N200re Firmware are affected by CVE-2025-7154?

CVE-2025-7154 presents moderate security risk, a command injection vulnerability rated CVSS 6.3. Exploitation could allow attackers to execute code or inject malicious input.

Is there a public PoC exploit available for CVE-2025-7154?

Yes, a public proof-of-concept exploit is available for CVE-2025-7154. Prioritise patching immediately. EPSS: 2.0%.

How to fix or mitigate CVE-2025-7154?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Validate input sanitization for user-controlled parameters.

N200re Firmware CVE-2025-7154

Q: What is the CVSS score of CVE-2025-7154?

CVE-2025-7154 has a CVSS 4.0 base score of 2.1 (Low). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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 exploitation probability: 2.0%.

EUVD-2025-20355 LOW

Command Injection (CWE-77)

2025-07-08 cna@vuldb.com

Command Injection N200re Firmware TOTOLINK

2.1

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

2.1 LOW

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

Severity Changed

Apr 29, 2026 - 01:11 NVD

MEDIUM LOW

CVSS changed

Apr 29, 2026 - 01:11 NVD

6.3 (MEDIUM) 2.1 (LOW)

EUVD ID Assigned

Mar 16, 2026 - 04:21 euvd

EUVD-2025-20355

Analysis Generated

Mar 16, 2026 - 04:21 vuln.today

PoC Detected

Jul 16, 2025 - 19:35 vuln.today

Public exploit code

CVE Published

Jul 08, 2025 - 01:15 nvd

MEDIUM 6.3

CVE Published

Jul 08, 2025 - 01:15 cve.org

LOW 2.1

DescriptionCVE.org

A vulnerability, which was classified as critical, has been found in TOTOLINK N200RE 9.3.5u.6095_B20200916/9.3.5u.6139_B20201216. Affected by this issue is the function sub_41A0F8 of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument Hostname leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

AnalysisAI

OS command injection in TOTOLINK N200RE router firmware allows remote authenticated attackers to execute arbitrary commands via the Hostname parameter in the /cgi-bin/cstecgi.cgi endpoint. The vulnerability affects firmware versions 9.3.5u.6095_B20200916 and 9.3.5u.6139_B20201216, and publicly available exploit code exists, though no active exploitation has been confirmed by authorities.