Vulnerability-Lookup

GHSA-V28G-2C4F-RJXR

Vulnerability from github – Published: 2026-03-03 03:32 – Updated: 2026-03-03 03:32

Details

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.

Severity ?

2.5 (Low)


                  
                    CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L

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  "affected": [],
  "aliases": [
    "CVE-2026-20757"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-667"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-03-03T03:15:54Z",
    "severity": "LOW"
  },
  "details": "Improper Locking\u00a0vulnerability (CWE-667) in\u00a0Gallagher Morpho integration allows a privileged operator to cause a limited denial-of-service in the Command Centre Server.\n\n\n\nThis issue affects Command Centre Server: \n\n9.40 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.",
  "id": "GHSA-v28g-2c4f-rjxr",
  "modified": "2026-03-03T03:32:42Z",
  "published": "2026-03-03T03:32:42Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-20757"
    },
    {
      "type": "WEB",
      "url": "https://security.gallagher.com/en-NZ/Security-Advisories/CVE-2026-20757"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-20757 (GCVE-0-2026-20757)

Vulnerability from cvelistv5 – Published: 2026-03-03 02:40 – Updated: 2026-03-03 15:43

Summary

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.

Severity ?

2.5 (Low)


                        
                          CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L

CWE

CWE-667 - Improper Locking

Assigner

Gallagher

References

URL

Tags

https://security.gallagher.com/en-NZ/Security-Adv…

Impacted products

	Vendor	Product	Version
	Gallagher	Command Centre Server	Affected: 0 , ≤ 9.00 (custom) Affected: 9.40 , < 9.40.1976(MR1) (custom) Affected: 9.30 , < 9.30.3382 (MR4) (custom) Affected: 9.20 , < 9.20.3783 (MR6) (custom) Affected: 9.10 , < 9.10.4647 (MR9) (custom)

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JSON

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                  },
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                "role": "CISA Coordinator",
                "timestamp": "2026-03-03T15:38:55.859473Z",
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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-V28G-2C4F-RJXR

CVE-2026-20757 (GCVE-0-2026-20757)

Tags

Sightings

Nomenclature