CVE-2025-11586 HIGH

CVE-2025-11586: Tenda AC7 setNotUpgrade stack-based overflow

Vendor Tenda
Product AC7
Weakness CWE-121
Published October 10, 2025
Last update February 24, 2026

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 determined in Tenda AC7 15.03.06.44. This affects an unknown function of the file /goform/setNotUpgrade. This manipulation of the argument newVersion causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized.

Key dates

02Disclosure timeline

October 10, 2025 CVE published
February 24, 2026 Record updated