CVE-2026-45595 MEDIUM

CVE-2026-45595: Windows Mark of the Web Security Feature Bypass Vulnerability

Vendor Microsoft
Product Windows 10 Version 1607
Weakness CWE-693
Published June 9, 2026
Last update June 15, 2026
View on NVD All CVEs

CVSS base score

5.4/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality None
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L/E:U/RL:O/RC:C

What the vulnerability does

01Description

Protection mechanism failure in Windows Mark of the Web (MOTW) allows an unauthorized attacker to bypass a security feature over a network.

Key dates

02Disclosure timeline

June 9, 2026 CVE published
June 15, 2026 Record updated

Related vulnerabilities

04Related CVE

CVE-2026-40604 ClearanceKit: opfilter system extension can be suspended or signalled by a root process, disabling file-access policy enforcement CVE-2021-31362 Junos OS and Junos OS Evolved: An IS-IS adjacency might be taken down if a bad hello PDU is received for an existing adjacency causing a DoS CVE-2024-28903 Secure Boot Security Feature Bypass Vulnerability CVE-2022-41984 CVE-2026-27893 vLLM's hardcoded trust_remote_code=True in NemotronVL and KimiK25 bypasses user security opt-out