CVE-2025-8833CWE-119CWE-121

Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 langSwitchBack stack-based overflow

High · published August 11, 2025

CVSS v4.0
8.7
EPSS
1%
Percentile
65.1
In the wild
Unconfirmed
What it is

A vulnerability was identified in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 up to 20250801. This issue affects the function langSwitchBack of the file /goform/langSwitchBack. The manipulation of the argument langSelectionOnly leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

The record
Technical detail
CVSS v4.0
8.7 · HIGH
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
EPSS
0.01089 · 65.1th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-121 · Stack-based Buffer Overflow
Published
2025-08-11T06:02Z
EPSS history
Timeline
  • 11 AUG 06:02Z
    Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 langSwitchBack stack-based overflow
    cvelistv5