CVE-2026-105008

No cwe for this issue in Windows Schannel allows an unauthorized attacker to perform spoofing over a network.

Scores

CVSS out of 10, critical severity.

EPSS chance of exploitation in the next 30 days.

Published

13 October 2026

Last changed

16 October 2026

NVD status

Awaiting Analysis

Severity

Critical, CVSS 9.0 out of 10 (version 3.1)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Weakness

Known exploited

Not in the CISA Known Exploited Vulnerabilities catalogue in this build.

EPSS

0.6% chance of exploitation activity in the next 30 days (percentile 48).

Not yet. Securelyn writes plain-English advisories for the flaws that matter most to businesses. Subscribe to the digest to hear about them.