CVE-2026-42915

medium

Description

Incorrect calculation of buffer size in Windows TCP/IP allows an authorized attacker to deny service over an adjacent network.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42915

Details

Source: Mitre, NVD

Published: 2026-06-09

Updated: 2026-06-09

Risk Information

CVSS v2

Base Score: 5.5

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

Severity: Medium

CVSS v3

Base Score: 5.7

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

Severity: Medium

EPSS

EPSS: 0.00207