What is CVE-2026-31708?

CVE-2026-31708 is a security advisory published by Microsoft Security Response Center (MSRC). smb: client: fix OOB read in smb2_ioctl_query_info QUERY_INFO path

Which CVE IDs does CVE-2026-31708 cover?

CVE-2026-31708 covers the following CVE IDs: CVE-2026-31708. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-31708?

CVE-2026-31708 has a CVSS v3 base score of 8.1, published by Microsoft Security Response Center (MSRC).

CVE-2026-31708CVSS 8.1

smb: client: fix OOB read in smb2_ioctl_query_info QUERY_INFO path

Vendor

Microsoft Security Response Center (MSRC)

Published

May 22, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-31708 →