# CVE-2025-9146

## Summary

- **CVE ID:** CVE-2025-9146
- **Severity:** HIGH
- **CVSS Score:** 7.5 (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)
- **CWE:** CWE-327, CWE-310
- **Published:** Aug 19, 2025
- **Last Modified:** Mar 12, 2026

## 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.

## Affected Products

- Linksys — E5600 (1.1.0.26)

## References

- [CNA](https://vuldb.com/?id.320525)
- [CNA](https://vuldb.com/?ctiid.320525)
- [CNA](https://vuldb.com/?submit.628642)
- [CNA](https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Linksys/E5600.md)
- [CNA](https://www.linksys.com/)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.53%
- **EPSS Percentile:** 42.9

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._