CVE-2025-9357 HIGH

CVE-2025-9357: Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 langSwitchByBBS stack-based overflow

Vendor Linksys
Product RE6250
Weakness CWE-121
Published August 23, 2025
Last update August 25, 2025

CVSS base score

8.7/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A vulnerability was identified in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 1.0.013.001/1.0.04.001/1.0.04.002/1.1.05.003/1.2.07.001. This affects the function langSwitchByBBS of the file /goform/langSwitchByBBS. The manipulation of the argument langSelectionOnly leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Key dates

02Disclosure timeline

August 23, 2025 CVE published
August 25, 2025 Record updated

Related vulnerabilities

04Related CVE