CVE-2026-8980 Privilege Escalation

Critical 9.3 Published Updated

An authenticated low-privileged user can escalate privileges by changing admin and manufacturer account passwords via crafted POST requests.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-8980?

CVE-2026-8980 is a critical vulnerability in Mennekes Amtron, published on 28 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The Mennekes Amtron series (firmware versions ≤ 5.22.3) is vulnerable to privilege escalation. An authenticated low-privileged user can change the passwords of the admin (operator) and manufacturer accounts via crafted POST requests.

Weakness: CWE-269

Which versions are affected by CVE-2026-8980?

How do I fix CVE-2026-8980?

No fix has been published for CVE-2026-8980 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-8980 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-8980 exists.

Sources

Also known as GHSA-x43w-f99f-mhc7.

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