What’s Vulnerable › Vulnerabilities

CVE-2026-3677: Tenda FH451 setcfm fromSetCfm stack-based overflow

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-03-07 · updated 2026-06-17
• Weakness: CWE-119

Description

A vulnerability was found in Tenda FH451 1.0.0.9. This impacts the function fromSetCfm of the file /goform/setcfm. The manipulation of the argument funcname/funcpara1 results in stack-based buffer overflow. The attack may be performed from remote. The exploit has been made public and could be used.

Affected products

• Tenda FH451: 1.0.0.9

References

• https://github.com/Litengzheng/vul_db/blob/main/FH451/vul_61/README.md
• https://vuldb.com/?ctiid.349579
• https://vuldb.com/?id.349579
• https://vuldb.com/?submit.765329
• https://www.tenda.com.cn/

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