← All advisories

Medium severity5.5NVD Advisory· Published Sep 8, 2026· Updated Sep 8, 2026

CVE-2026-69403

CVE-2026-69403

Description

Missing authorization in Windows SMB Server allows an authorized attacker to disclose information locally.

Affected products

1

Microsoft/Windows Serverllm-fuzzy

Patches

Vulnerability mechanics

References

1

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69403nvd

News mentions

1

Massive Microsoft Patch Tuesday September 2026 – 973 Vulnerabilities Fixed, Including 2 Zero-Days
Cyber Security News · Sep 8, 2026