Improper Permission Management in Elastic Defend on Windows Systems
CVE-2025-37735

7HIGH

Key Information:

Vendor

Elastic

Status
Vendor
CVE Published:
6 November 2025

What is CVE-2025-37735?

The Elastic Defend service on Windows operating systems exhibits flaws in its permission management. This vulnerability can allow arbitrary files on the system to be deleted by the Defend service, which operates with SYSTEM privileges. Such behavior increases the risk of local privilege escalation, as it allows attackers to manipulate files that should be secure. Organizations using affected versions should prioritize applying the latest security updates to mitigate this risk.

Affected Version(s)

Kibana Windows 8.0.0 <= 8.19.5

Kibana Windows 9.0.0 <= 9.1.5

References

CVSS V3.1

Score:
7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2025-37735 : Improper Permission Management in Elastic Defend on Windows Systems