CVE-2026-3273

High

Description

A vulnerability was identified in Tenda F453 1.0.0.3. Affected by this vulnerability is the function formWrlsafeset of the file /goform/AdvSetWrlsafeset of the component httpd. Such manipulation of the argument mit_ssid_index leads to buffer overflow. The attack can be executed remotely. The exploit is publicly available and might be used.

SeverityHigh
CVSS8.8
Exploit probability—
ProductTenda F453 Firmware
PublishedFeb 27, 2026
First seenFeb 27, 2026

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
tenda f453_firmware1.0.0.3—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.

CVE-2026-3273 · Tenda F453 Firmware · Dark Radar