CVE-2026-90607 Totolink A3002MU boa formNewSchedule buffer overflow
Remote attackers can trigger a buffer overflow in the Totolink A3002MU router's schedule form, potentially leading to code execution or service disruption.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-90607?
CVE-2026-90607 is a critical memory corruption vulnerability in Totolink A3002MU, published on 14 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability was detected in Totolink A3002MU Hh-B20211125.1046. Impacted is the function formNewSchedule of the file /boafrm/formNewSchedule of the component boa. The manipulation of the argument submit-url results in buffer overflow. The attack may be performed from remote. The exploit is now public and may be used.
Which versions are affected by CVE-2026-90607?
How do I fix CVE-2026-90607?
No fix has been published for CVE-2026-90607 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-90607 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-90607 exists.
Sources
Also known as GHSA-w79w-7hq2-gg5c.