CVE-2026-23665

CVE Enrichment

CVSS: 7.8 HIGH
EPSS: 0.39%
EPSS Percentile: 33.41%
CISA KEV: Not listed

Description

Heap-based buffer overflow in Azure Linux Virtual Machines allows an authorized attacker to elevate privileges locally.

Technical Details

CVSS Version: 3.1
CNA / NVD Source: [email protected]
Published: 11-Mar-2026 01:18
Last Modified: 17-Jun-2026 17:21
EPSS Date: 2026-11-08
CWE: CWE-122, CWE-787

CVSS Vector


            CVSS:3.1                            AV:L /
                            AC:L /
                            PR:L /
                            UI:N /
                            S:U /
                            C:H /
                            I:H /
                            A:H

CNA Products / Version Status

Microsoft · Azure Linux Virtual Machines with Azure Diagnostics extension Source: CNA · [email protected]
Default status: unknown

1.0.0 ≤ version < 2.1.24 — affected (custom)

Affected Products / Versions

microsoft / linux_diagnostic_extension Source: NVD CPE · affected
Version / affected range: * · from (inclusive) 1.0.0 · before (exclusive) 2.1.24
cpe:2.3:a:microsoft:linux_diagnostic_extension:*:*:*:*:*:*:*:*

References

[email protected]

Last enrichment sync: 09-Nov-2026 16:46
Sources: NVD · FIRST EPSS · CISA KEV
Latest successful provider update; providers refresh independently.

Reported Context (1)

These include an elevation of privilege issue in Azure Linux Virtual Machines (CVE-2026-23665), and one spoofing and three information disclosure flaws in Azure IoT Explorer (CVE-2026-26121, CVE-2026-23661, Microsoft Patches 83 Vulnerabilities in March 2026 Update

CVE (8)

People (2)

Vendors (1)

Products (11)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.