CVE-2026-90608

Totolink A3002MU boa formPortFw buffer overflow

CRITICAL
9.9
CVSS Score
Published: September 14, 2026 at 12:15 AM UTC
Updated: September 16, 2026 at 03:18 PM UTC
1 product affected across 1 vendorA3002MU

Using A3002MU by Totolink?

Get instant alerts when new vulnerabilities affect A3002MU - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
CRITICAL9.9
Exploit prediction
EPSS 0.9%
SSVC
PoC

Description

A flaw has been found in Totolink A3002MU Hh-B20211125.1046. The affected element is the function formPortFw of the file /boafrm/formPortFw of the component boa. This manipulation of the argument service_type causes buffer overflow. It is possible to initiate the attack remotely. 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 Description
Source: cverecord
https://vuldb.com/vuln/403190
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/403190/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-90608
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/914016
Product
Source: cverecord
https://www.totolink.net/

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

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

CVSS

9.9CRITICALVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-120CWE-119

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card