PT-2026-58658 · Microsoft · Windows Kernel

CVE-2026-58545 · Published 2026-07-14 · Updated 2026-07-14

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Windows Kernel (affected versions not specified)

Description Improper access control in the Windows Kernel allows an authorized attacker to locally bypass a security feature, which can affect the system.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Access Control

Weakness Enumeration

CWE-284

Related Identifiers

CVE-2026-58545

Affected Products

Windows Kernel

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-58545 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-58545 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-58545 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58545 · Vendor Advisory