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.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

1. Mar 3, 2026 · NIST NVD

   Detected

   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.

2. Aug 18, 2026 · NIST NVD

   Updated

   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

• cpe gallagher/command centreversion unspecified

Sources

• CVE.orgVulnerability recordCVE-2026-20757

  Official CVE identifier

  cve.org
• NIST NVDVulnerability recordCVE-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 Centre Server. This issue affects Command Centre Server: 9.40 prior to vEL9.40.1976(MR1), 9.30 prior to vEL9.30.3382 (MR4

  nvd.nist.gov

References

• Vendor Advisory · security.gallagher.com