Buffer overflow in Tenda Wh450

CVE-2025-14879

A weakness has been identified in Tenda WH450 1.0.0.18. Affected is an unknown function of the file /goform/onSSIDChange of the component HTTP Request Handler. This manipulation of the argument ssid_index causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks.

Vulnerability class: Buffer Overflow

EPSS: 0.060 (92.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-14879?
CVE-2025-14879 is a critical-severity vulnerability in Tenda Wh450, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2025-12-18.
How severe is CVE-2025-14879?
Critical severity. CVSS v3 base score is 9.8 out of 10.