Low severity · published Mar 3, 2026
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 Centre Server
2.5
CVSS
0.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
Attack vector
Local
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 0% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CC
Command Centre Server · Gallagher
through 9.00; 9.40 before 9.40.1976(MR1); 9.30 before 9.30.3382 (MR4); 9.20 before 9.20.3783 (MR6); 9.10 before 9.10.4647 (MR9) · source: vendor
CC
Command Centre · Gallagher
before 9.10.4647; 9.20.1043 before 9.20.3783; 9.30.1594 before 9.30.3382; 9.40.1359 before 9.40.1976 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-20757
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-20757
Vendor Advisory
https://security.gallagher.com/en-NZ/Security-Advisories/CVE-2026-20757
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