CVE-2026-7251 Eppendorf BioFlo 320 Use of hard-coded password

Critical 9.3 Published Updated

Remote attackers can gain full control of the Eppendorf BioFlo 320 interface using a hard-coded VNC password when remote access is enabled.

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-2026-7251?

CVE-2026-7251 is a critical vulnerability in Eppendorf BioFlo 320, published on 26 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Eppendorf BioFlo 320 is vulnerable due to VNC server using a hard-coded password. If a remote attacker knows the network address of any BioFlo 320 model with remote access enabled, they can gain full control of the user interface by using this password. Once connected, the attacker would have full access to all control panel features for the BioFlo 320. VNC traffic is not encrypted.

Weakness: CWE-259

Which versions are affected by CVE-2026-7251?

How do I fix CVE-2026-7251?

No fix has been published for CVE-2026-7251 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-7251 being exploited?

There is no known exploitation of CVE-2026-7251 in the wild and no public exploit code.

Sources

Also known as GHSA-v6xg-wr2p-xrj3.

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