Microsoft CVE-2026-23665
HIGHCVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionNVD
Heap-based buffer overflow in Azure Linux Virtual Machines allows an authorized attacker to elevate privileges locally.
AnalysisAI
Privilege escalation in Azure Linux Virtual Machines results from a heap-based buffer overflow that authenticated local users can exploit to gain elevated system access. An attacker with valid credentials can trigger memory corruption to bypass privilege restrictions and assume administrative control of the affected virtual machine. …
Sign in for full analysis, threat intelligence, and remediation guidance.
RemediationAI
Within 24 hours: Inventory all Azure Linux VMs and identify which are exposed; disable non-essential local user accounts and review IAM access logs for suspicious activity. Within 7 days: Implement network segmentation to restrict lateral movement from compromised VMs; enable Azure Security Center monitoring and alerts for privilege escalation attempts. …
Sign in for detailed remediation steps.
More from same product – last 7 days
Remote code execution in Microsoft Azure Orbital Spatio allows unauthenticated network attackers to upload dangerous fil
Unsafe deserialization in Microsoft Planetary Computer Pro (Geocatalog) lets a remote unauthenticated attacker craft mal
Remote code execution in Microsoft Power Pages allows unauthenticated network attackers to inject and execute operating-
Privilege elevation in Microsoft Azure Resource Manager (ARM) allows remote unauthenticated attackers to bypass authenti
Privilege escalation in Microsoft Entra ID enables remote unauthenticated attackers to bypass origin validation and gain
Share
External POC / Exploit Code
Leaving vuln.today