What’s Vulnerable › Vulnerabilities

CVE-2026-90608: Totolink A3002MU boa formPortFw buffer overflow

• Severity: critical (CVSS 9.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-14 · updated 2026-09-16
• Weakness: CWE-119

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 products

• Totolink A3002MU: Hh-B20211125.1046

References

• https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A3002MU/bof-formPortFw.md
• https://vuldb.com/cve/CVE-2026-90608
• https://vuldb.com/submit/914016
• https://vuldb.com/vuln/403190
• https://vuldb.com/vuln/403190/cti
• https://www.totolink.net/

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