CVE-2026-70194

medium

Description

Improper certificate validation in .NET Framework allows an unauthorized attacker to bypass a security feature over a network.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70194

https://github.com/dotnet/runtime/security/advisories/GHSA-fqpq-cx42-9jmm

https://github.com/dotnet/runtime/issues/135701

https://github.com/dotnet/announcements/issues/464

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-99702

Details

Source: Mitre, NVD

Published: 2026-10-13

Updated: 2026-10-13

Risk Information

CVSS v2

Base Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 6.5

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

Severity: Medium