Sharepoint Security
The latest Sharepoint Security coverage — news, analysis, and updates from the WindowsNews.AI desk.
July's Office Security Update: Why CVE-2026-55121's Severity Was Overstated—and What to Do Now
Microsoft released its July 2026 security update for Microsoft Office and SharePoint on Tuesday, and one vulnerability in particular—CVE-2026-55121—quickly became a case study in how quickly a...
622 Fixes in Microsoft’s July Patch Tuesday, But Two Critical Exploits Require Immediate Action
Microsoft released its largest-ever Patch Tuesday on July 14, 2026, with a staggering 622 security fixes—more than tripling the previous record. But IT teams should ignore the big number and zero...
Microsoft Patches Critical SharePoint Flaw on Final Day of Support for 2016 and 2019
On July 14, 2026, Microsoft issued what appears to be the final security patch for SharePoint Server 2016 and 2019—a fix for a high-severity elevation-of-privilege vulnerability that could let an...
CVE-2026-55135: SharePoint XSS Flaw Enables Spoofing — Patches in July 14 Updates
Microsoft has patched a cross-site scripting vulnerability in SharePoint Server that could allow an authenticated attacker to inject script and spoof content presented to other users. The fix arrived...
Patch Now: Microsoft’s July Update Fixes Critical SharePoint Flaw That Could Give Attackers Total Control
Microsoft dropped its July 14, 2026 security updates, and for SharePoint administrators, one patch is far more urgent than the rest. CVE-2026-55052—a privilege escalation flaw with a CVSS score of...
Last Call for SharePoint 2016 and 2019: Microsoft’s Final Patch Seals SSRF Data-Leak Risk
Microsoft shipped the July 14 security updates for SharePoint Server — and for SharePoint 2016 and 2019, they are the last. Alongside a grab-bag of fixes, the release squashes CVE-2026-55051, a...
SharePoint Admins: July 2026 Cumulative Updates Fix Spoofing XSS — Here’s Your 5-Step Patch Plan
On July 14, 2026, Microsoft released its monthly cumulative updates for on-premises SharePoint Server, and one entry demands immediate attention: CVE-2026-55126, a cross-site scripting (XSS)...
Critical Word Double-Free Bug Leaves Millions of PCs and Servers Exposed—July 14 Patch Required
Microsoft's July 14, 2026 Patch Tuesday fixes a critical remote code execution flaw in Word that could give attackers full control of your PC the moment you open a malicious document. Tagged...
Don’t Let a 5.5 CVSS Score Mislead You: CVE-2026-55035 Is the Office Patch You Shouldn’t Skip
Microsoft released a batch of security fixes for Office and SharePoint on July 14, 2026, quietly closing a vulnerability that could allow a crafted document to siphon sensitive data from your PC....
Microsoft’s July Patch Tuesday Fixes Word Bug That Can Compromise Your PC Just by Previewing a File
Microsoft on July 14, 2026, released security updates for a critical remote code execution vulnerability in Word—CVE-2026-55127—that can be triggered when a user merely previews a malicious...
Missed a Word Update? Microsoft’s July 2026 Patch Requires Installing Multiple Packages
Microsoft’s July 14, 2026 security release plugs a serious remote code execution hole in Word, but the fix comes with an unusual deployment mandate: to fully protect a system, you have to install...
Office's 8.4-Rated RCE Flaw: Why 'Local' Attack Doesn't Mean Less Risk
Microsoft shipped its July 2026 security updates on Tuesday, and among them is a patch for CVE-2026-55045, a flaw in Microsoft Office that has already raised eyebrows among security teams. The...