PT-2026-48019 · Microsoft · Bitlocker+1

CVE-2026-45658 · Published 2026-06-09 · Updated 2026-06-10

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

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

Description A protection mechanism failure in Windows BitLocker allows an unauthorized attacker to bypass a security feature. This issue requires physical access to the device to be exploited.

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

BDU:2026-08304

CVE-2026-45658

Affected Products

Bitlocker

Windows

References · 7

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-45658 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-45658 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45658 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-08304 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-45658 · Vendor Advisory
• https://twitter.com/windowsforum/status/2064502521733746758 · Twitter Post
• https://t.me/cveNotify/166937 · Telegram Post