CVE-2026-4906

Tenda AC5 POST Request WizardHandle decodePwd stack-based overflow

HIGH
8.8
CVSS Score
Published: March 27, 2026 at 12:53 AM UTC
Updated: June 17, 2026 at 10:57 AM UTC
1 product affected across 1 vendorAC5 Firmware

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Severity
HIGH8.8
Exploit prediction
EPSS 3%
SSVC
PoC

Description

A vulnerability was determined in Tenda AC5 15.03.06.47. The affected element is the function decodePwd of the file /goform/WizardHandle of the component POST Request Handler. Executing a manipulation of the argument WANT/WANS can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.

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)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/?id.353657
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/?ctiid.353657
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/?submit.777394
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-121CWE-119CWE-787

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