Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.

CVE-2026-85790 Details

Description

Use after free in Microsoft QUIC allows an unauthorized attacker to disclose information over a network.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:5.9 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85790	[email protected]	PatchVendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-416	Use After Free	[email protected]

Affected Products

Product	Versions
microsoft windows 11 23h2	< 10.0.22631.7652
CPE cpe:2.3:o:microsoft:windows_11_23h2:::::::arm64:* cpe:2.3:o:microsoft:windows_11_23h2:::::::x64:* Remediation No remediation found in references.
microsoft windows 11 24h2	< 10.0.26100.9711
CPE cpe:2.3:o:microsoft:windows_11_24h2:::::::arm64:* cpe:2.3:o:microsoft:windows_11_24h2:::::::x64:* Remediation No remediation found in references.
microsoft windows 11 25h2	< 10.0.26200.9711
CPE cpe:2.3:o:microsoft:windows_11_25h2:::::::arm64:* cpe:2.3:o:microsoft:windows_11_25h2:::::::x64:* Remediation No remediation found in references.
microsoft windows 11 26h1	< 10.0.28000.3231
CPE cpe:2.3:o:microsoft:windows_11_26h1:::::::arm64:* cpe:2.3:o:microsoft:windows_11_26h1:::::::x64:* Remediation No remediation found in references.
microsoft windows 11 26h2	< 10.0.26300.9711
CPE cpe:2.3:o:microsoft:windows_11_26h2:::::::arm64:* cpe:2.3:o:microsoft:windows_11_26h2:::::::x64:* Remediation No remediation found in references.
microsoft windows server 2022	< 10.0.20348.5761
CPE cpe:2.3:o:microsoft:windows_server_2022:::::::x64:* Remediation No remediation found in references.
microsoft windows server 2025	< 10.0.26100.33650
CPE cpe:2.3:o:microsoft:windows_server_2025:::::::x64:* Remediation No remediation found in references.
microsoft native.quic.msquic.schannel	< 2.6.2
CPE cpe:2.3:a:microsoft:native.quic.msquic.schannel:::::::: Remediation No remediation found in references.
microsoft .net	8.0.0 9.0.0 10.0.0 11.0.0
CPE cpe:2.3:a:microsoft:.net:8.0.0:::::::* cpe:2.3:a:microsoft:.net:9.0.0:::::::* cpe:2.3:a:microsoft:.net:10.0.0:::::::* cpe:2.3:a:microsoft:.net:11.0.0:::::::* Remediation No remediation found in references.
microsoft visual studio 2022	>= 17.14.0, < 17.14.42
CPE cpe:2.3:a:microsoft:visual_studio_2022:::::::: Remediation No remediation found in references.
microsoft visual studio 2026	>= 18.10.0, < 18.10.4
CPE cpe:2.3:a:microsoft:visual_studio_2026:::::::: Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Oct 22, 2026	CVE Modified	[email protected]
Oct 16, 2026	Initial Analysis	[email protected]
Oct 13, 2026	CVE Modified	CISA-ADP
Oct 13, 2026	New CVE Received	[email protected]

CVE-2026-85790 Details

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Affected Products

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

CPE

Remediation

Change History

QUICK INFO