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HIGH

CVE-2026-3727

Tenda F453 QuickIndex sub_3C6C0 stack-based overflow

CVSS v3

8.8

HIGH

EPSS Score

1.0 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

poc

SSVC status

Description

A vulnerability was found in Tenda F453 1.0.0.3. This vulnerability affects the function sub_3C6C0 of the file /goform/QuickIndex. The manipulation of the argument mit_linktype/PPPOEPassword results in stack-based buffer overflow. The attack may be launched remotely. The exploit has been made public and could be used.

Technical details

Published
2026-03-08
Last Modified
2026-03-09

Frequently asked questions

What is CVE-2026-3727?

A vulnerability was found in Tenda F453 1.0.0.3. This vulnerability affects the function sub_3C6C0 of the file /goform/QuickIndex. The manipulation of the argument mit_linktype/PPPOEPassword results in stack-based buffer overflow. The attack may be launched remotely. The exploit has been made public and could be used.

Is CVE-2026-3727 actively exploited?

A proof-of-concept exploit exists for CVE-2026-3727, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2026-3727?

CVE-2026-3727 has a CVSS v3 base score of 8.8 (HIGH severity).

Is CVE-2026-3727 affecting your environment?

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