CVE-2026-51846

CRITICAL

Tenda AC7 15.03.06.44 - Stack Buffer Overflow via wanSpeed Parameter

Title source: llm
STIX 2.1

Description

In Tenda AC7 v15.03.06.44, the wanSpeed parameter of the route /goform/AdvSetMacMtuWan has a stack buffer overflow vulnerability that can lead to remote arbitrary code execution.

References (1)

Core 1

Scores

CVSS v3 9.8
EPSS 0.0058
EPSS Percentile 43.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-121
Status published
Products (1)
tenda/ac7_firmware 15.03.06.44
Published Jun 19, 2026
Tracked Since Jun 19, 2026