High 8.2Published Jun 9, 2026

CVE-2026-45476Microsoft Azure Network Adapter Elevation of Privilege Vulnerability

Updated under an hour ago (Oct 26, 2026, 1:23 PM ET)

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It affects Microsoft Linux kernel - Microsoft MANA Network Driver and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Microsoft Linux kernel - Microsoft MANA Network Driver

Exploited in the last 30 days

Use after free in Linux MANA Driver allows an authorized attacker to elevate privileges locally.

CVSS: 8.2 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
Weakness (CWE): CWE-416
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: microsoft
NVD analysis: Analyzed
Record last updated: Sep 24, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Microsoft Linux kernel - Microsoft MANA Network Driver microsoft:linux_kernel_microsoft_mana_network_driver (from the name)	from 1.0.0 before 7.1	CNA record
microsoft azure_network_adapter microsoft:azure_network_adapter	all versions	NVD

References

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45476	vendor-advisory, patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.