Microsoft has 2,953 CVEs on record between 2013 and 2026. Disclosure cadence is accelerating: 2137 in the last 90 days against 419 in the 90 before. The busiest recent month was September 2026 with 1005. The median CVSS is 7.8 (high), with 178 rated critical. 3% have been exploited in the wild, in line with the corpus average. The median gap from publication to a KEV listing is 113 days (91 cases). The dominant weakness classes are CWE-122 (585) and CWE-416 (512). Most affected products: windows_10_1607 (635), Windows 10 Version 1607 (490), Microsoft 365 Apps for Enterprise (209).
CVEs per month
Last 12 months, by publish date
- Exploited share
- 3% vs 1% corpus
- Median CVSS
- 7.8
- Publish → KEV
- 113 d median(91)
- Last 90 days
- 2137 prev 419
Weakness classes
Products
- windows_10_1607 635
- Windows 10 Version 1607 490
- Microsoft 365 Apps for Enterprise 209
- windows_10 122
- 365_apps 115
- windows_10_1809 103
Worst active — by depth score
CVE-2025-53770Critical· 9.8Deserialization of untrusted data in on-premises Microsoft SharePoint Server allows an unauthorized attacker to execute code over a network. Microsoft is aware that an exploit for CVE-2025-53770 exists in the wild. Microsoft is preparing…100CVE-2021-38647Critical· 9.8Open Management Infrastructure (OMI) Remote Code Execution Vulnerability100CVE-2021-34473Critical· 9.1Microsoft Exchange Server Remote Code Execution Vulnerability100CVE-2021-26855Critical· 9.1Microsoft Exchange Server Remote Code Execution Vulnerability100CVE-2020-0796Critical· 10.0A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka 'Windows SMBv3 Client/Server Remote Code Execution Vulnerability'.100
microsoft vulnerabilities
CVEs affecting microsoft, newest first. Open any entry for full detail, references, and exploit status.
2953 CVEsRSS
CVE-2026-69505High· 8.0Out-of-bounds read in Windows NTFS allows an authorized attacker to elevate privileges over a network.
Out-of-bounds read in Windows NTFS allows an authorized attacker to elevate privileges over a network.
CVE-2026-69504Medium· 5.5Out-of-bounds read in Windows NTFS allows an authorized attacker to disclose information locally.
Out-of-bounds read in Windows NTFS allows an authorized attacker to disclose information locally.
CVE-2026-69503High· 8.0Stack-based buffer overflow in Windows USB Driver allows an authorized attacker to elevate privileges over a network.
Stack-based buffer overflow in Windows USB Driver allows an authorized attacker to elevate privileges over a network.
CVE-2026-69501High· 7.0Untrusted pointer dereference in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.
Untrusted pointer dereference in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.
CVE-2026-69500High· 7.0Use after free in Windows Image Acquisition allows an authorized attacker to elevate privileges locally.
Use after free in Windows Image Acquisition allows an authorized attacker to elevate privileges locally.
CVE-2026-69499High· 8.8Integer overflow or wraparound in Windows Imaging Component allows an unauthorized attacker to execute code over a network.
Integer overflow or wraparound in Windows Imaging Component allows an unauthorized attacker to execute code over a network.
CVE-2026-69498High· 7.0Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.
Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.
CVE-2026-69497Medium· 6.5Missing release of memory after effective lifetime in Windows DHCP Server allows an authorized attacker to deny service over a network.
Missing release of memory after effective lifetime in Windows DHCP Server allows an authorized attacker to deny service over a network.
CVE-2026-69496Critical· 9.8Heap-based buffer overflow in Windows Compressed Folder allows an unauthorized attacker to execute code over a network.
Heap-based buffer overflow in Windows Compressed Folder allows an unauthorized attacker to execute code over a network.
CVE-2026-69495High· 8.8Heap-based buffer overflow in Windows Event Logging Service allows an unauthorized attacker to execute code over a network.
Heap-based buffer overflow in Windows Event Logging Service allows an unauthorized attacker to execute code over a network.
CVE-2026-69494High· 8.8Out-of-bounds read in Windows Event Logging Service allows an unauthorized attacker to execute code over a network.
Out-of-bounds read in Windows Event Logging Service allows an unauthorized attacker to execute code over a network.
CVE-2026-69493Critical· 9.8Out-of-bounds read in Windows Event Logging Service allows an unauthorized attacker to execute code over a network.
Out-of-bounds read in Windows Event Logging Service allows an unauthorized attacker to execute code over a network.
CVE-2026-69492High· 7.0Heap-based buffer overflow in Windows Partition Management Driver allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Partition Management Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-69491Critical· 9.8Heap-based buffer overflow in Windows Microsoft DirectMusic allows an unauthorized attacker to execute code over a network.
Heap-based buffer overflow in Windows Microsoft DirectMusic allows an unauthorized attacker to execute code over a network.
CVE-2026-69490Medium· 6.8Out-of-bounds read in Windows USB Mass Storage Class Driver allows an unauthorized attacker to elevate privileges with a physical attack.
Out-of-bounds read in Windows USB Mass Storage Class Driver allows an unauthorized attacker to elevate privileges with a physical attack.
CVE-2026-69489High· 7.8Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.
CVE-2026-69488High· 7.0Use after free in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
Use after free in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
CVE-2026-69485High· 8.8Use of uninitialized resource in Remote Desktop Client allows an authorized attacker to execute code over a network.
Use of uninitialized resource in Remote Desktop Client allows an authorized attacker to execute code over a network.
CVE-2026-69483Medium· 4.7Out-of-bounds read in Windows Image Acquisition allows an authorized attacker to disclose information locally.
Out-of-bounds read in Windows Image Acquisition allows an authorized attacker to disclose information locally.
CVE-2026-69482High· 7.1Creation of temporary file in directory with insecure permissions in Windows Error Reporting allows an authorized attacker to perform tampering locally.
Creation of temporary file in directory with insecure permissions in Windows Error Reporting allows an authorized attacker to perform tampering locally.
CVE-2026-69481High· 8.0Heap-based buffer overflow in Windows Enterprise App Management allows an authorized attacker to elevate privileges over a network.
Heap-based buffer overflow in Windows Enterprise App Management allows an authorized attacker to elevate privileges over a network.
CVE-2026-69480High· 7.8Heap-based buffer overflow in Windows Partition Management Driver allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Partition Management Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-69479High· 8.4Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.
Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.
CVE-2026-69478High· 7.8Heap-based buffer overflow in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
CVE-2026-69477High· 7.3Heap-based buffer overflow in Microsoft Office Access allows an authorized attacker to execute code locally.
Heap-based buffer overflow in Microsoft Office Access allows an authorized attacker to execute code locally.
CVE-2026-69476High· 7.8Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.
CVE-2026-69475High· 7.8Untrusted pointer dereference in Windows Remote Desktop Services allows an authorized attacker to elevate privileges locally.
Untrusted pointer dereference in Windows Remote Desktop Services allows an authorized attacker to elevate privileges locally.
CVE-2026-69474Medium· 4.8Use after free in Windows Overlay Filter allows an authorized attacker to disclose information over a network.
Use after free in Windows Overlay Filter allows an authorized attacker to disclose information over a network.
CVE-2026-69473High· 7.0Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-69472High· 7.0Use after free in Windows Devices Human Interface allows an authorized attacker to elevate privileges locally.
Use after free in Windows Devices Human Interface allows an authorized attacker to elevate privileges locally.