What is CVE-2026-26034?

CVE-2026-26034 is a high-severity vulnerability in Dell Ups Multi-Ups Management Console, classified under Incorrect Default Permissions. CVSS score: 7.8/10. Published 2026-03-05.

How severe is CVE-2026-26034?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Dell Ups Multi-Ups Management Console

CVE-2026-26034

UPS Multi-UPS Management Console (MUMC) version 01.06.0001 (A03) contains an Incorrect Default Permissions (CWE-276) vulnerability that allows an attacker to execute arbitrary code with SYSTEM privileges by causing the application to load a specially crafted DLL.

EPSS: 0.002 (6.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Dell Ups_multi-ups_management_console — versions 01.06.0001_\(a03\)
Dell Inc. Ups Multi-ups Management Console (Mumc) — versions 01.06.0001 (A03)

Weakness classification (CWE)

References

vultures@jpcert.or.jp (Product)
vultures@jpcert.or.jp (Third Party Advisory)

Frequently asked questions

What is CVE-2026-26034?: CVE-2026-26034 is a high-severity vulnerability in Dell Ups Multi-Ups Management Console, classified under Incorrect Default Permissions. CVSS score: 7.8/10. Published 2026-03-05.
How severe is CVE-2026-26034?: High severity. CVSS v3 base score is 7.8 out of 10.