CVE-2026-54997CWE-908

Windows SMB Information Disclosure Vulnerability

Medium · published July 14, 2026

CVSS v3.1

5.5

EPSS

0%

Percentile

33.5

In the wild

Unconfirmed

What it is

Use of uninitialized resource in Windows SMB allows an authorized attacker to disclose information locally.

The record

Technical detail

CVSS v3.1: 5.5 · MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
CVSS v4.0: Not supplied
EPSS: 0.00404 · 33.5th percentile
Weakness: CWE-908 · Use of Uninitialized Resource
Published: 2026-07-14T17:04Z

EPSS history

Timeline

14 JUL 17:04Z
Windows SMB Information Disclosure Vulnerability
cvelistv5