CVE-2026-90606

CRITICAL 9.9

Totolink A3002MU boa formIpv6Setup buffer overflow

CVSS Score

9.9

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-120 CWE-119
Vendor	totolink
Product	a3002mu
Published	Sep 13, 2026
Last Updated	Sep 15, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Totolink / A3002MU

Hh-B20211125.1046

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/403188 vuldb.com: https://vuldb.com/vuln/403188/cti vuldb.com: https://vuldb.com/cve/CVE-2026-90606 vuldb.com: https://vuldb.com/submit/914010 github.com: https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A3002MU/bof-formIpv6Setup.md totolink.net: https://www.totolink.net/

Credits

🔍 sunnyyang (VulDB User)