Microsoft has 4,536 CVEs on record between 2012 and 2026. Disclosure cadence is accelerating: 2944 in the last 90 days against 900 in the 90 before. The busiest recent month was October 2026 with 1464. The median CVSS is 7.8 (high), with 269 rated critical. 2% have been exploited in the wild, in line with the corpus average. The median gap from publication to a KEV listing is 112 days (95 cases). The dominant weakness classes are CWE-122 (924) and CWE-416 (846). Most affected products: windows_10_1607 (984), Windows 10 Version 1607 (882), 365_apps (265).
CVEs per month
Last 12 months, by publish date
- Exploited share
- 2% vs 1% corpus
- Median CVSS
- 7.8
- Publish → KEV
- 112 d median(95)
- Last 90 days
- 2944 prev 900
Weakness classes
Products
- windows_10_1607 984
- Windows 10 Version 1607 882
- 365_apps 265
- Microsoft 365 Apps for Enterprise 233
- Windows 10 Version 1809 198
- windows_10_1809 172
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.
4536 CVEsRSS
CVE-2026-67628Medium· 4.9Out-of-bounds read in SQL Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in SQL Server allows an authorized attacker to disclose information over a network.
CVE-2026-67626Medium· 6.5Uncontrolled resource consumption in SQL Server allows an authorized attacker to deny service over a network.
Uncontrolled resource consumption in SQL Server allows an authorized attacker to deny service over a network.
CVE-2026-67625High· 8.5Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.
Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.
CVE-2026-65674High· 8.8Deserialization of untrusted data in SQL Server allows an authorized attacker to execute code over a network.
Deserialization of untrusted data in SQL Server allows an authorized attacker to execute code over a network.
CVE-2026-62840High· 7.0Time-of-check time-of-use (toctou) race condition in Linux Kernel allows an authorized attacker to elevate privileges locally.
Time-of-check time-of-use (toctou) race condition in Linux Kernel allows an authorized attacker to elevate privileges locally.
GHSA-86xp-94pg-8r6rMedium· 5.3Microsoft Security Advisory CVE-2026-92707 - ASP.NET Core Denial of Service Vulnerability
Microsoft Security Advisory CVE-2026-92707 - ASP.NET Core Denial of Service Vulnerability
CVE-2026-70098High· 8.8Missing authorization in Visual Studio Code allows an unauthorized attacker to execute code over a network.
Missing authorization in Visual Studio Code allows an unauthorized attacker to execute code over a network.
CVE-2026-102855High· 8.8Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network.
Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network.
CVE-2026-102238Critical· 9.6Improper limitation of a pathname to a restricted directory ('path traversal') in Visual Studio Code allows an unauthorized attacker to execute code over a network.
Improper limitation of a pathname to a restricted directory ('path traversal') in Visual Studio Code allows an unauthorized attacker to execute code over a network.
CVE-2026-102235High· 8.8Improper encoding or escaping of output in Visual Studio Code allows an unauthorized attacker to execute code over a network.
Improper encoding or escaping of output in Visual Studio Code allows an unauthorized attacker to execute code over a network.
CVE-2026-102234High· 7.4Reliance on untrusted inputs in a security decision in Visual Studio Code allows an unauthorized attacker to bypass a security feature over a network.
Reliance on untrusted inputs in a security decision in Visual Studio Code allows an unauthorized attacker to bypass a security feature over a network.
CVE-2026-97844Medium· 6.5Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97843Medium· 6.5Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97842Medium· 6.5Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97841Medium· 6.5Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97840Medium· 6.5Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97839Medium· 6.5Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97838Medium· 6.5Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97837Medium· 6.5Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97836Medium· 6.5Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97835Medium· 6.5Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97834Medium· 6.5Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97833Medium· 6.5Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97832Medium· 6.5Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97831Medium· 6.5Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97830High· 7.5Double free in Windows Internet Information Services allows an unauthorized attacker to deny service over a network.
Double free in Windows Internet Information Services allows an unauthorized attacker to deny service over a network.
CVE-2026-97829Medium· 6.5Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97828Medium· 6.5Buffer over-read in DNS Server allows an authorized attacker to disclose information over a network.
Buffer over-read in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97827Medium· 6.5Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97826Medium· 6.5Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.