Which versions of TOTOLINK T10 are affected by EUVD-2025-18435?

CVE-2025-6139 is a low-severity vulnerability (CVSS 3.9). The limited severity suggests constrained impact, typically requiring specific conditions or local access for exploitation.

Is there a public PoC exploit available for EUVD-2025-18435?

Yes, a public proof-of-concept exploit is available for EUVD-2025-18435. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate EUVD-2025-18435?

During next maintenance window: Apply vendor patches when convenient. Monitor vendor channels for updates.

TOTOLINK T10 EUVD-2025-18435

Q: What is the CVSS score of EUVD-2025-18435?

EUVD-2025-18435 has a CVSS 4.0 base score of 1.1 (Low). CVSS vector: CVSS:4.0/AV:A/AC:H/AT:N/PR:H/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: 0.1%.

| CVE-2025-6139 LOW

Credentials Management Errors (CWE-255)

2025-06-16 cna@vuldb.com

Authentication Bypass

1.1

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

1.1 LOW

CVSS:4.0/AV:A/AC:H/AT:N/PR:H/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

CVSS:4.0/AV:A/AC:H/AT:N/PR:H/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

Attack Vector

Adjacent

Attack Complexity

High

Privileges Required

High

User Interaction

None

Scope

Lifecycle Timeline

CVSS changed

Apr 29, 2026 - 01:11 NVD

3.9 (LOW) 1.1 (LOW)

EUVD ID Assigned

Mar 14, 2026 - 21:59 euvd

EUVD-2025-18435

Analysis Generated

Mar 14, 2026 - 21:59 vuln.today

PoC Detected

Jun 26, 2025 - 16:27 vuln.today

Public exploit code

CVE Published

Jun 16, 2025 - 21:15 nvd

LOW 3.9

DescriptionCVE.org

A vulnerability, which was classified as problematic, has been found in TOTOLINK T10 4.1.8cu.5207. Affected by this issue is some unknown functionality of the file /etc/shadow.sample. The manipulation leads to use of hard-coded password. The attack can only be initiated within the local network. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used.

Analysis

EUVD-2025-18435 vulnerability details – vuln.today

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