Microsoft Security Response Center

• List monthly releasesList Microsoft's monthly security releases (Patch Tuesday), newest first, with the day each came out and the last day it changed.
• Get monthly release summarySum up one month's release: how many vulnerabilities it fixes, how many are Critical, Important, Moderate or Low, what kinds they are, and in full the ones attackers are already using or that were public before the fix.
• List vulnerabilities in a monthly releaseList the vulnerabilities a month's release fixes, with each one's severity, impact, CVSS score, whether it is exploited or publicly disclosed, the products it affects and the KB articles that fix it. Filter to Critical or exploited ones and page through the rest.
• List vulnerabilities released since a dateList the vulnerabilities Microsoft published on or after a date, newest first, including fixes released between Patch Tuesdays. Run it on a schedule to alert your team when something Critical or exploited comes out.
• List recently changed vulnerabilitiesList the vulnerabilities Microsoft published or changed since a date, with what changed, such as a new fix or an added product. Leave out first publications to see only changes.
• Search vulnerabilitiesFind vulnerabilities by words in their title or component, such as Exchange Server or Print Spooler, or by part of a CVE ID, back to 2016.
• List exploited vulnerabilitiesList the vulnerabilities Microsoft knows attackers have used (zero-days and others exploited in the wild), newest first, with the KB articles that fix them.
• Get vulnerabilityLook up one CVE: its severity, impact, CVSS score, whether it is exploited, Microsoft's FAQ, every affected product with the KB article, download link and fixed build for each, its change history and who reported it.
• List updates to installList the updates to install from a month's release for a product or product family: the KB article, download link, the build it brings you to, the update it replaces and whether it needs a restart.
• List vulnerabilities for a productList the vulnerabilities a month's release fixes in one product, such as Windows Server 2025, with the severity and CVSS score for that product and the KB article that fixes each.
• List security advisoriesList Microsoft's standalone security and incident advisories, newest first, in plain text: guidance published outside the monthly releases.

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