# CVE-2026-90606

## Summary

- **CVE ID:** CVE-2026-90606
- **Severity:** CRITICAL
- **CVSS Score:** 9.9 (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)
- **CWE:** CWE-120, CWE-119
- **Published:** Sep 13, 2026
- **Last Modified:** Sep 15, 2026

## Description

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.

## Affected Products

- Totolink — A3002MU (Hh-B20211125.1046)

## References

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

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.49%
- **EPSS Percentile:** 41.1

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-17._