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.

No CVSS v4.0

Attack Vector Local

Attack Complexity High

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Gallagher Command Centre Server affected
Version Status Constraints
0 affected ≤ 9.00
9.40 affected < 9.40.1976(MR1)
9.30 affected < 9.30.3382 (MR4)
9.20 affected < 9.20.3783 (MR6)
9.10 affected < 9.10.4647 (MR9)

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://security.gallagher.com/en-NZ/Security-Advisories/CVE-2026-20757 cve-icon cve-icon
History

Tue, 03 Mar 2026 03:15:00 +0000

Type Values Removed Values Added
Description 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.
Weaknesses CWE-667
References
Metrics cvssV3_1

{'score': 2.5, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Gallagher

Published:

Updated: 2026-03-03T02:40:45.702Z

Reserved: 2026-03-01T23:45:09.766Z

Link: CVE-2026-20757

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-03-03T03:15:54.377

Modified: 2026-03-03T03:15:54.377

Link: CVE-2026-20757

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses