CVE-2026-6121: Tenda F451 httpd WrlclientSet stack-based overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-04-12 · updated 2026-10-26
Weakness: CWE-119

Description

A flaw has been found in Tenda F451 1.0.0.7. Affected by this vulnerability is the function WrlclientSet of the file /goform/WrlclientSet of the component httpd. This manipulation of the argument GO causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been published and may be used.

Affected products

Tenda F451: 1.0.0.7

References

https://github.com/Jimi-Lab/cve/issues/12
https://vuldb.com/submit/792865
https://vuldb.com/vuln/356984
https://vuldb.com/vuln/356984/cti
https://www.tenda.com.cn/

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