CVE-2026-20757

published 2026-03-03

CVE-2026-20757: Improper Locking vulnerability (CWE-667) in Gallagher Morpho integration allows a privileged operator to cause a limited denial-of-service in the Command…

Priority P4 10 low 2.5 CVSS 3.1

AV L AC H PR L UI N S U C N I N A L

Improper Locking vulnerability (CWE-667) in Gallagher Morpho integration allows a privileged operator to cause a limited denial-of-service in the Command Centre Server.

This issue affects Command Centre Server:

9.40 prior to vEL9.40.1976(MR1), 9.30 prior to vEL9.30.3382 (MR4), 9.20 prior to vEL9.20.3783 (MR6), 9.10 prior to vEL9.10.4647 (MR9), all versions of 9.00 and prior.

Affected

5 ranges

Vendor	Product	Version range	Fixed in
gallagher	command_centre_server	<= 9.00	—
gallagher	command_centre_server	>= 9.10 < 9.10.4647 (MR9)	9.10.4647 (MR9)
gallagher	command_centre_server	>= 9.20 < 9.20.3783 (MR6)	9.20.3783 (MR6)
gallagher	command_centre_server	>= 9.30 < 9.30.3382 (MR4)	9.30.3382 (MR4)
gallagher	command_centre_server	>= 9.40 < 9.40.1976(MR1)	9.40.1976(MR1)

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CWE-667