CVE-2026-3727

Tenda F453 QuickIndex sub_3C6C0 stack-based overflow

HIGH
8.8
CVSS Score
Published: March 8, 2026 at 10:02 AM UTC
Updated: June 17, 2026 at 10:44 AM UTC
2 products affected across 1 vendorF453 FirmwareF453

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Severity
HIGH8.8
Exploit prediction
EPSS 0.8%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

SignaturePermissions RequiredVDB Entry
https://vuldb.com/?ctiid.349705
VDB EntryTechnical DescriptionThird Party Advisory
https://vuldb.com/?id.349705
Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.766932

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHVulDB
Vector?

Quick Info

StatusANALYZED
CWE
CWE-119CWE-121

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