PT-2026-58644 · Microsoft · Smb+1

CVE-2026-58531

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Published

2026-07-14

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Updated

2026-07-20

CVSS v3.1

7.5

High

VectorAV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Windows SMB (affected versions not specified)
Description A race condition occurs in Windows SMB when shared resources are executed concurrently with improper synchronization. This allows an authorized attacker to elevate privileges over a network.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Use After Free

Race Condition

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Weakness Enumeration

CWE-416CWE-362

Related Identifiers

BDU:2026-09740
CVE-2026-58531

Affected Products

Smb
Windows