CVE-2025-62771 Cross-site request forgery in M6a

High 7.5 Published Updated

Attackers can change passwords on Mercku M6a devices via intranet CSRF attacks, potentially taking over accounts.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-62771?

CVE-2025-62771 is a high-severity vulnerability in Mercku M6a, published on 22 Oct 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Mercku M6a devices through 2.1.0 allow password changes via intranet CSRF attacks.

Weakness: CWE-352

Which versions are affected by CVE-2025-62771?

How do I fix CVE-2025-62771?

No fix has been published for CVE-2025-62771 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-62771 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-62771 exists.

Sources

Also known as GHSA-j979-3w8f-32rw.

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