CVE-2026-6197: Tenda F456 AdvSetWrlsafeset formWrlsafeset stack-based overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-04-13 · updated 2026-10-26
Weakness: CWE-119

Description

A flaw has been found in Tenda F456 1.0.0.5. This vulnerability affects the function formWrlsafeset of the file /goform/AdvSetWrlsafeset. Executing a manipulation of the argument mit_ssid can lead to stack-based buffer overflow. The attack may be performed from remote. The exploit has been published and may be used.

Affected products

Tenda F456: 1.0.0.5

References

https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_114/README.md
https://vuldb.com/submit/797468
https://vuldb.com/vuln/357119
https://vuldb.com/vuln/357119/cti
https://www.tenda.com.cn/
https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_114/README.md

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