CVE-2025-62215 - PatchNow

📋 Vulnerability Details

Data Source: CIRCL

Confidence: HIGH

Exploitation Method: OTHER

CVE Published: 2025-11-11

Added to CISA KEV: 2025-11-12 1 DAY BETWEEN CVE AND KEV

🎯 Recommendations:

CRITICAL: Check for indicators of compromise - this vulnerability is in CISA KEV indicating active exploitation in the wild. Review logs for suspicious privilege escalation activity, check for unauthorized administrative access, verify system integrity
Apply Microsoft security updates immediately for all affected Windows systems
Monitor for unusual process creation or privilege changes on Windows systems
Implement enhanced logging for privilege escalation attempts
Priority: HIGH for patching due to active exploitation, though not directly internet-exploitable

🔍 Web Intelligence (Kagi · 2026-06-04)

CVE-2025-62215 is a critical Elevation of Privilege (EoP) vulnerability in the Windows Kernel that was disclosed and patched in November 2025 ^[3] ^[6].

Key Details

Feature	Description
Vulnerability Type	Race condition (improper synchronization of shared resources) ^[5] ^[6]
Impact	Elevation of Privilege (EoP) to `SYSTEM` level ^[1] ^[3]
Exploitation	Local, authenticated attacker required ^[3]
Status	Patched (November 2025 Patch Tuesday) ^[6]

Analysis

Active Exploitation: The vulnerability was confirmed to be actively exploited in the wild prior to its patch release in November 2025 ^[2] ^[1].
Attack Method: The flaw involves a race condition where an attacker triggers a double-free vulnerability through precise handle manipulation ^[1]. This creates a memory corruption primitive that allows a low-privileged user to escalate their access to `SYSTEM` privileges ^[1] ^[3].
Exploitation Requirements: This is a local attack; it requires the attacker to already have authenticated access to the system ^[3]. It does not appear to be remotely exploitable.
Usage in Campaigns: While it was used as a zero-day in the wild, specific details regarding its use in widespread ransomware campaigns versus targeted espionage or other attacks have not been extensively detailed in public reports beyond the confirmation of its active exploitation ^[1] ^[3].
Proof-of-Concept: Following the disclosure and patch, proof-of-concept (PoC) code and analysis scripts have been made available on platforms like GitHub by security researchers for testing and validation purposes ^[2] ^[7].
Mitigation: The vulnerability was addressed by Microsoft in the November 2025 security updates. Organizations should ensure that all Windows systems are fully patched to the November 2025 (or later) security baseline to mitigate this risk ^[4].

Sources