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Microsoft Issues Patches for SharePoint Zero-Day and 168 Other New Vulnerabiliti

BACKGROUND
1 SIGNALFIRST DETECTED 15 April 2026
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How the story developed
Other feeds and industry voices
13 Oct
Microsoft Patches More Than 1,400 Security Flaws

Microsoft today issued updates to fix more than 1,400 security vulnerabilities in its Windows operating systems and other software. Today's epic patch batch dwarfs September's

REPORT · WHEN · Krebs on SecurityOPEN STORY
14 Apr
Patch Tuesday, April 2026 Edition

Microsoft today pushed software updates to fix a staggering 167 security vulnerabilities in its Windows operating systems and related software, including a SharePoint Server

REPORT · WHEN · Krebs on SecurityOPEN STORY
8 Sept
September 2026 Microsoft Patch Tuesday, (Tue, Sep 8th)

This month, Microsoft released patches for a record-breaking 973 vulnerabilities, including 113 rated critical. It is by far the largest Patch Tuesday to date, well ahead of the

REPORT · HOW · SANS Internet Storm CenterOPEN STORY
13 Oct
October 2026 Microsoft Patch Tuesday, (Tue, Oct 13th)

Microsoft today released patches for 1,417 vulnerabilities. 76 of these vulnerabilities are rated critical, with 7 critical vulnerabiilties requiring no customer actions. One

REPORT · WHEN · SANS Internet Storm CenterOPEN STORY
1 Oct
CVE-2026-65660: a SharePoint flaw that never writes a file to disk

<h1> CVE-2026-65660: a SharePoint flaw that never writes a file to disk </h1> <p>Most incident response playbooks for a web server compromise start with the file system. Analysts

REPORT · WHAT · Dev.toOPEN STORY
13 Oct
Microsoft October 2026 Patch Tuesday fixes 1,411 flaws, 3 zero-days

Today is Microsoft's October 2026 Patch Tuesday, with security updates addressing a record-breaking 1,411 flaws, including one actively exploited and two publicly disclosed

REPORT · WHEN · BleepingComputerOPEN STORY
6 Oct
CVE-2026-65660: a SharePoint code injection reachable with an ordinary user account

<h1> CVE-2026-65660: a SharePoint code injection reachable with an ordinary user account </h1> <p>SharePoint is rarely treated as a perimeter system, which is why a flaw in it

REPORT · WHAT · Dev.toOPEN STORY
22 Sept
SharePoint Flaw Initially Listed as Spoofing by Microsoft Enables Authenticated RCE

A SharePoint Server vulnerability that Microsoft initially classified as a spoofing flaw with a CVSS score of 6.5 actually enables authenticated remote code execution, according

REPORT · WHO · The Hacker NewsOPEN STORY
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