Is CVE-2025-9146 actively exploited?

CVE-2025-9146 has no public evidence of in-the-wild exploitation as of 2025-09-12.

What is the CVSS score for CVE-2025-9146?

CVE-2025-9146 has a CVSS score of 7.5 (HIGH severity). Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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.

How do I patch CVE-2025-9146?

Patch guidance is available from linksys security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2025-9146.

Which products are affected by CVE-2025-9146?

1 product: linksys e5600 firmware.

Fix CVE-2025-9146 - HIGH linksys e5600 firmware

Description

A flaw has been found in Linksys E5600 1.1.0.26. The affected element is the function verify_gemtek_header of the file checkFw.sh of the component Firmware Handler. Executing manipulation can lead to risky cryptographic algorithm. The attack may be launched remotely. The attack requires a high level of complexity. The exploitability is described as difficult. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS Metrics

Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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: network
Complexity: high
Privileges: high
User Action: none
Confidentiality: undefined
Integrity: undefined
Availability: undefined
Weaknesses: CWE-310 CWE-327 CWE-327

Metadata

Primary Vendor: LINKSYS
Published: 8/19/2025
Last Modified: 9/12/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2025-9146

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary