Description
Out-of-bounds write in Windows Schannel allows an unauthorized attacker to execute code over a network.
Published: 2026-10-13
Score: 8.1 High
EPSS: < 1% Very Low
KEV: No
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No solution or workaround provided in the CVE record.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Mon, 26 Oct 2026 16:00:00 +0100

Type Values Removed Values Added
CPEs cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:x64:*

Fri, 16 Oct 2026 16:15:00 +0200

Type Values Removed Values Added
First Time appeared Microsoft windows 11 26h1
Vendors & Products Microsoft windows 11 26h1

Wed, 14 Oct 2026 21:30:00 +0200

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 13 Oct 2026 21:15:00 +0200

Type Values Removed Values Added
Description Out-of-bounds write in Windows Schannel allows an unauthorized attacker to execute code over a network.
Title Windows Schannel Remote Code Execution Vulnerability
First Time appeared Microsoft
Microsoft windows 11 26h1
Weaknesses CWE-787
CPEs cpe:2.3:o:microsoft:windows_11_26H1:*:*:*:*:*:*:arm64:*
Vendors & Products Microsoft
Microsoft windows 11 26h1
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}


Subscriptions

Microsoft Windows 11 26h1 Windows 11 26h1
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-10-25T18:49:23.273Z

Reserved: 2026-10-02T20:51:38.831Z

Link: CVE-2026-105005

cve-icon Vulnrichment

Updated: 2026-10-13T21:12:54.675Z

cve-icon NVD

Status : Analyzed

Published: 2026-10-13T19:17:56.567

Modified: 2026-10-26T14:53:15.767

Link: CVE-2026-105005

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-16T16:11:08Z

Weaknesses