Critical 9.9Published Sep 13, 2026

CVE-2026-90606Totolink A3002MU boa formIpv6Setup buffer overflow

Updated under an hour ago (2026-10-19 08:23 UTC)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for Totolink A3002MU

Exploited in the last 30 days

A security vulnerability has been detected in Totolink A3002MU Hh-B20211125.1046. This issue affects the function formIpv6Setup of the file /boafrm/formIpv6Setup of the component boa. The manipulation of the argument static_ipv6 leads to buffer overflow. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used.

CVSS: 9.9 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
Weakness (CWE): CWE-120, CWE-119
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Sep 15, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Totolink A3002MU totolink:a3002mu	Hh-B20211125.1046	CNA record

References

https://vuldb.com/vuln/403188vdb-entry, technical-description
https://vuldb.com/vuln/403188/ctisignature, permissions-required
https://vuldb.com/cve/CVE-2026-90606third-party-advisory
https://vuldb.com/submit/914010third-party-advisory
https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A3002MU/bof-formIpv6Setup.mdexploit
https://www.totolink.net/product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.