---
title: "CVE-2026-22105: Delta UFC500 - Authentication Bypass"
description: "Delta UFC500 charging stations contain a broken authentication vulnerability caused by default Service account credentials derived from device serial number characters, letting unauthenticated adjacent network attackers access and modify sensitive settings."
url: https://panop.io/threat-heartbeat/CVE-2026-22105/
---

# CVE-2026-22105 Delta UFC500 - Authentication Bypass

Delta UFC500 charging stations contain a broken authentication vulnerability caused by default Service account credentials derived from device serial number characters, letting unauthenticated adjacent network attackers access and modify sensitive settings.

CVSS base score 8.7 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.19% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-22105)

## Details

Type

Authentication Bypass

Impact

Broken Authentication, Data Tampering, Information Disclosure

CVSS vector

CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Published

30 October 2026

Updated

1 November 2026

Weakness

[CWE-1392](https://cwe.mitre.org/data/definitions/1392.html)

## Vendor fix

Update to the latest firmware version that changes default credential derivation or implement stronger authentication mechanisms.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-22105](https://nvd.nist.gov/vuln/detail/CVE-2026-22105)
- [https://csirt.divd.nl/CVE-2026-22105](https://csirt.divd.nl/CVE-2026-22105)
- [https://csirt.divd.nl/DIVD-2026-00012](https://csirt.divd.nl/DIVD-2026-00012)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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