CVE-2026-2139

CWE-119 — Buffer OverflowCWE-120 — Classic Buffer Overflow3 documents3 sources
Severity
7.4HIGH
EPSS
0.1%
top 73.41%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Tenda TX9 FirmwareTenda TX9
Timeline
PublishedFeb 8

Description

A vulnerability was determined in Tenda TX9 up to 22.03.02.10_multi. Affected by this vulnerability is the function sub_432580 of the file /goform/fast_setting_wifi_set. This manipulation of the argument ssid causes buffer overflow. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized.

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

Affected Packages2 packages

▶NVDtenda/tx9_firmware22.03.02.10
▶CVEListV5tenda/tx922.03.02.10_multi

🔴Vulnerability Details

2
CVEList
Tenda TX9 fast_setting_wifi_set sub_432580 buffer overflow↗2026-02-08
▶
GHSA
GHSA-349v-v693-4xhw: A vulnerability was determined in Tenda TX9 up to 22↗2026-02-08
▶