CVE-2026-25165

HIGH
2026-03-10 [email protected]
7.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
CVE Published
Mar 10, 2026 - 18:18 nvd
HIGH 7.8

Tags

Null Pointer Dereference Microsoft Denial Of Service Windows Server 2019 Windows 11 26h1 Windows 11 25h2 Windows 10 1607 Windows Server 2022 Windows 11 24h2 Windows Server 2016 Windows Server 2012 Windows 10 1809 Windows Server 2025 Windows 10 21h2 Windows 10 22h2 Windows 11 23h2 Windows Server 2022 23h2 Windows

Description

Null pointer dereference in Windows Performance Counters allows an authorized attacker to elevate privileges locally.

Analysis

Privilege escalation in Windows Performance Counters via null pointer dereference affects Windows Server 2019 and Windows 11 systems, enabling authenticated local attackers to gain elevated privileges. The vulnerability impacts systems where users have standard account access, allowing them to escalate to higher privilege levels on affected machines. …

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Remediation

Within 24 hours: Inventory all Windows systems using Performance Counters and assess user access controls; identify high-risk environments (critical servers, data centers). Within 7 days: Implement compensating controls, restrict Performance Counters access to necessary personnel only, and disable the feature where operationally feasible. …

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Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +39
POC: 0

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CVE-2026-25165 vulnerability details – vuln.today
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