2026 CVE Vulnerabilities

56,980 CVEs published in 2026.

CVE IDSeverityCVSSDescription
CVE-2026-58613HIGH7.8Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-58594CRITICAL9.8Integer overflow or wraparound in Windows RDP allows an unauthorized attacker to execute code over a network.
CVE-2026-58547HIGH7.8Heap-based buffer overflow in Universal Plug and Play (upnp.dll) allows an authorized attacker to elevate privileges loc...
CVE-2026-58546MEDIUM6.5Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information over a network.
CVE-2026-58545MEDIUM5.5Improper access control in Windows Kernel allows an authorized attacker to bypass a security feature locally.
CVE-2026-58544HIGH7Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally.
CVE-2026-58543MEDIUM6.3Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Print Driver ...
CVE-2026-58542HIGH7.8Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code locally.
CVE-2026-58541HIGH7.8Access of resource using incompatible type ('type confusion') in Windows DWM allows an authorized attacker to elevate pr...
CVE-2026-58540HIGH7.8Improper authorization in Windows Installer allows an authorized attacker to elevate privileges locally.
CVE-2026-58539HIGH7.5Out-of-bounds read in Windows RDP allows an unauthorized attacker to disclose information over a network.
CVE-2026-58538HIGH7.8Heap-based buffer overflow in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally.
CVE-2026-58537HIGH7.8Use after free in Microsoft NAT Helper Components (ipnathlp.dll) allows an authorized attacker to elevate privileges loc...
CVE-2026-58536HIGH7.8Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-58535HIGH7.5Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information over a network.
CVE-2026-58534HIGH7.8Heap-based buffer overflow in Microsoft Input Method Editor (IME) allows an authorized attacker to elevate privileges lo...
CVE-2026-58533HIGH7.5Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information over a network.
CVE-2026-58532HIGH7.8Integer overflow or wraparound in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-58531HIGH7.5Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB allows an aut...
CVE-2026-58530HIGH7.8Heap-based buffer overflow in Windows Resilient File System (ReFS) allows an unauthorized attacker to execute code local...
CVE-2026-58529HIGH7.1Out-of-bounds read in Active Directory Federation Services (AD FS) allows an authorized attacker to disclose information...
CVE-2026-58528MEDIUM4.6Out-of-bounds read in Windows USB Audio Class driver (usbaudio.sys) allows an unauthorized attacker to disclose informat...
CVE-2026-58527HIGH7Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Runtime allows an...
CVE-2026-58277HIGH8.8Improper authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network...
CVE-2026-57982MEDIUM6.5Use of uninitialized resource in Windows RDP allows an authorized attacker to disclose information over a network.

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