CVE-2026-90606CWE-119CWE-120

CVE-2026-90606

Critical · published September 14, 2026

CVSS v3.1
9.9
EPSS
1%
Percentile
57.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
9.9 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
9.4 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
EPSS
0.00854 · 57.9th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2026-09-14T04:16Z
References (6)
https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A3002MU/bof-formIpv6Setup.md · [email protected]https://vuldb.com/cve/CVE-2026-90606 · [email protected]https://vuldb.com/submit/914010 · [email protected]https://vuldb.com/vuln/403188 · [email protected]https://vuldb.com/vuln/403188/cti · [email protected]https://www.totolink.net/ · [email protected]
EPSS history
Timeline
  • 13 SEP 23:45Z
    Totolink A3002MU boa formIpv6Setup buffer overflow
    cvelistv5