Vulnerability Report

CVE-2026-20936

Title: Out-of-bounds read in Windows NDIS

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2026-20936.

CWE Category CWE-125

Published Date Jan 13, 2026

Modified Date Jan 16, 2026

Exploit Status Not Found

Score 4.3 CVSS v3.1

Exploit Probability (EPSS)

0.44%

Vulnerability Summary

CVE-2026-20936: Out-of-bounds read in Windows NDIS allows an authorized attacker to disclose information with a physical attack.

Impacted Vendors

microsoft 14

Reference Links

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20936

CVSS v3.1

Source Entity [email protected]

Severity MEDIUM

4.3

Attack Vector

PHYSICAL

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-20936 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

January 16, 2026 MODIFIED

Vulnerability data updated via NVD.

January 16, 2026 MODIFIED

Vulnerability data updated via NVD.

January 14, 2026 MODIFIED

Vulnerability data updated via NVD.

January 13, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector PHYSICAL

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


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

Affected Stack

No specific products linked.