Security Vulnerabilities
- CVEs Published In April 2026
Double free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.
Improper access control in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to bypass a security feature locally.
Improper access control in Universal Plug and Play (upnp.dll) allows an authorized attacker to disclose information locally.
Insertion of sensitive information into log file in Windows Kernel allows an authorized attacker to disclose information locally.
Null pointer dereference in Windows Redirected Drive Buffering allows an authorized attacker to deny service locally.
Improper input validation in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.
Protection mechanism failure in Windows Shell allows an unauthorized attacker to perform spoofing over a network.
Improper link resolution before file access ('link following') in Universal Plug and Play (upnp.dll) allows an authorized attacker to disclose information locally.
Improper neutralization of input during web page generation ('cross-site scripting') in Windows Admin Center allows an unauthorized attacker to perform spoofing over a network.
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.