CVE-2025-27769 Missing authorization in Heliox Flex 180 kW EV Charging Station

Low 2.4 Published Updated

Attackers can access unauthorized services via the charging cable due to improper access control in Heliox EV charging stations.

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-2025-27769?

CVE-2025-27769 is a low-severity missing authorization vulnerability in Siemens Heliox Flex 180 kW EV Charging Station, published on 10 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability has been identified in Heliox Flex 180 kW EV Charging Station (All versions < F4.11.1), Heliox Mobile DC 40 kW EV Charging Station (All versions < L4.10.1). Affected devices contain improper access control that could allow an attacker to reach unauthorized services via the charging cable.

Weakness: CWE-923

Which versions are affected by CVE-2025-27769?

How do I fix CVE-2025-27769?

No fix has been published for CVE-2025-27769 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2025-27769 being exploited?

There is no known exploitation of CVE-2025-27769 in the wild and no public exploit code.

Sources

Also known as GHSA-vc7r-jrpg-m6j5.

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