What is CVE-2026-26053?

CVE-2026-26053 is a medium-severity vulnerability in Gallagher Command Centre Server, classified under Incorrect Privilege Assignment. CVSS score: 5.3/10. Published 2026-07-07.

How severe is CVE-2026-26053?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Privilege escalation in Gallagher Command Centre Server

CVE-2026-26053

An Incorrect Privilege Assignment (CWE-266) vulnerability in the Command Centre Server allows an authenticated operator with limited privileges to perform some operations that they would not normally be authorized to perform. Version of Co…

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N.

Affected products

Gallagher Command Centre Server — versions 9.10, 9.50, 9.40

Weakness classification (CWE)

CWE-266 — Incorrect Privilege Assignment

References

disclosures@gallagher.com

Frequently asked questions

What is CVE-2026-26053?: CVE-2026-26053 is a medium-severity vulnerability in Gallagher Command Centre Server, classified under Incorrect Privilege Assignment. CVSS score: 5.3/10. Published 2026-07-07.
How severe is CVE-2026-26053?: Medium severity. CVSS v3 base score is 5.3 out of 10.