CVE-2026-2203

Tenda AC8 Embedded Httpd Service fast_setting_wifi_set buffer overflow

HIGH
8.8
CVSS Score
Published: February 9, 2026 at 02:02 AM UTC
Updated: June 17, 2026 at 10:30 AM UTC
1 product affected across 1 vendorAC8 Firmware

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Severity
HIGH8.8
Exploit prediction
EPSS 0.8%
SSVC
PoC

Description

A flaw has been found in Tenda AC8 16.03.33.05. Affected by this vulnerability is an unknown functionality of the file /goform/fast_setting_wifi_set of the component Embedded Httpd Service. This manipulation of the argument timeZone causes buffer overflow. Remote exploitation of the attack is possible. The exploit has been published and may 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 (6)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/?id.344906
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/?ctiid.344906
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/?submit.750226
Product
Source: cverecord
https://www.tenda.com.cn/

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-120CWE-119

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