What is the CVSS score of CVE-2026-20935?

CVE-2026-20935 has a CVSS 3.1 base score of 6.2 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.0%.

Which versions of Windows are affected by CVE-2026-20935?

CVE-2026-20935 presents moderate security risk rated CVSS 6.2. Exploitation could compromise the security of affected deployments.. A patch is available.

Windows CVE-2026-20935

MEDIUM

Untrusted Pointer Dereference (CWE-822)

2026-01-13 secure@microsoft.com

Windows Windows 11 24h2 Windows 11 25h2 Windows 11 23h2 Microsoft

6.2

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.2 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Jan 13, 2026 - 18:16 nvd

MEDIUM 6.2

DescriptionCVE.org

Untrusted pointer dereference in Windows Virtualization-Based Security (VBS) Enclave allows an unauthorized attacker to disclose information locally.

AnalysisAI

Information disclosure in Windows VBS Enclave protection across Windows 11 versions (23h2, 24h2, 25h2) results from unsafe pointer handling that allows local attackers to read sensitive data without authentication. The vulnerability requires local access and carries medium severity with no available patch, making it a persistent risk for systems relying on virtualization-based security controls.

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Vulnerability AssessmentAI

Risk Assessment	CVSS 6.2 (MEDIUM). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	An attacker without authentication could exploit this vulnerability to compromise the affected system.
Remediation	Monitor vendor advisories for a patch. Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. …

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CVE-2026-20935 vulnerability details – vuln.today

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Windows CVE-2026-20935

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

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Recommended ActionAI

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