Security Advisory Fusion for CSIRTs, SOCs & Defenders

CVE-2026-45658: Windows BitLocker Security Feature Bypass Vulnerability

Improper access control in Windows BitLocker allows an authorized attacker to bypass a security feature locally.

CVE-2026-47293: Microsoft Office Click-To-Run Elevation of Privilege Vulnerability

Use after free in Microsoft Office Click-To-Run allows an authorized attacker to elevate privileges locally.

CVE-2026-42910: Windows Hotpatch Monitoring Service Elevation of Privilege Vulnerability

Out-of-bounds write in Windows Hotpatch Monitoring Service allows an authorized attacker to elevate privileges locally.

CVE-2026-47634: Microsoft SharePoint Server Spoofing Vulnerability

Improper neutralization of special elements in output used by a downstream component ('injection') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

CVE-2026-45481: Microsoft SharePoint Server Spoofing Vulnerability

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

CVE-2026-48574: Windows Media Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code locally.

CVE-2026-45484: Microsoft SharePoint Elevation of Privilege Vulnerability

Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.

CVE-2026-47656: Windows Boot Manager Security Feature Bypass Vulnerability

Protection mechanism failure in Windows Boot Manager allows an authorized attacker to bypass a security feature locally.

CVE-2026-48565: Windows Narrator Braille Elevation of Privilege Vulnerability

Untrusted search path in Windows Narrator Braille allows an authorized attacker to elevate privileges locally.

CVE-2026-48569: Visual Studio Code Security Feature Bypass Vulnerability

Improper input validation in Visual Studio Code allows an unauthorized attacker to bypass a security feature locally.

CVE-2026-49160: HTTP.sys Denial of Service Vulnerability

Uncontrolled resource consumption in HTTP/2 allows an unauthorized attacker to deny service over a network.

CVE-2026-53254: Bluetooth: RFCOMM: validate skb length in MCC handlers