2026 CVE Vulnerabilities

56,993 CVEs published in 2026.

CVE IDSeverityCVSSDescription
CVE-2026-50325HIGH7Improper access control in Windows Win32K allows an authorized attacker to elevate privileges locally.
CVE-2026-50323HIGH7Use after free in Windows Runtime allows an authorized attacker to elevate privileges locally.
CVE-2026-50318HIGH7.8Stack-based buffer overflow in Windows Resilient File System (ReFS) allows an authorized attacker to elevate privileges ...
CVE-2026-50316MEDIUM5.5Insertion of sensitive information into log file in Windows Kernel allows an authorized attacker to disclose information...
CVE-2026-50311HIGH7.8Improper access control in Windows Server allows an authorized attacker to elevate privileges locally.
CVE-2026-50308HIGH7.8Integer underflow (wrap or wraparound) in Windows NTFS allows an unauthorized attacker to execute code locally.
CVE-2026-50303MEDIUM5.5Use of a cryptographic primitive with a risky implementation in Windows Key Guard allows an authorized attacker to bypas...
CVE-2026-50300MEDIUM5.5Integer underflow (wrap or wraparound) in Windows Kernel allows an authorized attacker to disclose information locally.
CVE-2026-50299MEDIUM6.8Integer overflow or wraparound in Windows Storage Spaces Direct allows an unauthorized attacker to execute code with a p...
CVE-2026-50298MEDIUM6.8Integer overflow or wraparound in Windows Spaceport.sys allows an unauthorized attacker to elevate privileges with a phy...
CVE-2026-50297HIGH7Improper access control in Windows Win32K allows an authorized attacker to elevate privileges locally.
CVE-2026-50296HIGH7Use after free in Graphics Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-50295MEDIUM5.5Improper privilege management in Microsoft Windows DNS allows an authorized attacker to bypass a security feature locall...
CVE-2026-50294MEDIUM6.2Exposure of sensitive system information to an unauthorized control sphere in Windows Kernel allows an unauthorized atta...
CVE-2026-50293HIGH7.8Use after free in Windows Internal Task Bar allows an authorized attacker to elevate privileges locally.
CVE-2026-49808HIGH7.8Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Kernel allows an ...
CVE-2026-49807MEDIUM6.2Exposure of sensitive information to an unauthorized actor in Windows DirectX allows an unauthorized attacker to disclos...
CVE-2026-49806HIGH7Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Print Driver ...
CVE-2026-49805HIGH7Improper access control in Windows Win32K allows an authorized attacker to elevate privileges locally.
CVE-2026-49804MEDIUM6.6Heap-based buffer overflow in Windows USB Video Driver allows an unauthorized attacker to elevate privileges with a phys...
CVE-2026-49803HIGH7Concurrent execution using shared resource with improper synchronization ('race condition') in Windows AppX Deployment S...
CVE-2026-49802HIGH7Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Print Driver ...
CVE-2026-49801MEDIUM5.5Use of uninitialized resource in Windows SMB allows an authorized attacker to disclose information locally.
CVE-2026-49800HIGH7.8Integer overflow or wraparound in Windows Web Proxy Auto-Discovery Protocol (WPAD) allows an authorized attacker to elev...
CVE-2026-49799MEDIUM6.5Uncontrolled resource consumption in Windows Local Security Authority Subsystem Service (LSASS) allows an authorized att...

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