Buffer overflow in Tenda F453

CVE-2026-3728

A vulnerability was determined in Tenda F453 1.0.0.3/1.If. This issue affects the function fromSetCfm of the file /goform/setcfm. This manipulation of the argument funcname/funcpara1 causes stack-based buffer overflow. Remote exploitation…

Vulnerability class: Buffer Overflow

EPSS: 0.007 (50.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-3728?
CVE-2026-3728 is a high-severity vulnerability in Tenda F453, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2026-03-08.
How severe is CVE-2026-3728?
High severity. CVSS v3 base score is 8.8 out of 10.