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CRITICAL

CVE-2025-13446

CVSS v3

9.8

CRITICAL

EPSS Score

3.9 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

A vulnerability has been found in Tenda AC21 16.03.08.16. This vulnerability affects unknown code of the file /goform/SetSysTimeCfg. The manipulation of the argument timeZone/time leads to stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used.

Technical details

Published
2025-11-20

Frequently asked questions

What is CVE-2025-13446?

A vulnerability has been found in Tenda AC21 16.03.08.16. This vulnerability affects unknown code of the file /goform/SetSysTimeCfg. The manipulation of the argument timeZone/time leads to stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used.

Is CVE-2025-13446 actively exploited?

Active exploitation of CVE-2025-13446 has not been confirmed. Its EPSS score was 3.9% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-13446?

CVE-2025-13446 has a CVSS v3 base score of 9.8 (CRITICAL severity).

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