What is CVE-2026-3323?

CVE-2026-3323 is a high-severity vulnerability in Vega Vegapuls_6x, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2026-04-28.

How severe is CVE-2026-3323?

High severity. CVSS v3 base score is 7.5 out of 10.

Auth bypass in Vega Vegapuls_6x

CVE-2026-3323

An unsecured configuration interface on affected devices allows unauthenticated remote attackers to access sensitive information, including hashed credentials and access codes.

Vulnerability class: Broken Authentication

EPSS: 0.000 (5.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Vega Vegapuls_6x
Vega Vegapuls_6x_firmware — versions 1.0.0, 1.1.0
Vega Grieshaber Vegapuls 6x Two-wire Profinet, Modbus Tcp, Opc Ua (Ethernet-apl) — versions 1.0.0, 1.1.0

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

info@cert.vde.com (vendor-advisory, Third Party Advisory)
info@cert.vde.com (vendor-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2026-3323?: CVE-2026-3323 is a high-severity vulnerability in Vega Vegapuls_6x, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2026-04-28.
How severe is CVE-2026-3323?: High severity. CVSS v3 base score is 7.5 out of 10.