CVE-2026-66822

medium

Description

Insertion of sensitive information into sent data in .NET allows an unauthorized attacker to disclose information over a network.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66822

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-99277

Details

Source: Mitre, NVD

Published: 2026-10-13

Updated: 2026-10-13

Risk Information

CVSS v2

Base Score: 5.4

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

Severity: Medium

CVSS v3

Base Score: 5.9

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

Severity: Medium