microsoft office

Microsoft released its May 2026 Patch Tuesday updates on May 12 for Windows 11, Windows Server, Microsoft Office, Azure, Dynamics 365, Edge, and related products, fixing roughly 138 reported vulnerabilities, including about 30 rated critical and no flaws Microsoft listed as publicly known or...

Microsoft disclosed CVE-2026-40420 on May 12, 2026, as an Important-rated elevation-of-privilege vulnerability in Microsoft Office Click-To-Run affecting Microsoft 365 Apps for Enterprise and supported Office 2019, Office LTSC 2021, and Office LTSC 2024 installations. The bug is not a...

Microsoft has listed CVE-2026-42831 as a Microsoft Office remote code execution vulnerability in the Security Update Guide, and the most important public signal on May 12, 2026, is not exploit drama but Microsoft’s confidence that the flaw exists and has enough technical shape to warrant action...

CVE-2026-40360 is a Microsoft Excel information disclosure vulnerability published in Microsoft’s Security Update Guide on May 12, 2026, affecting Excel users who process untrusted workbooks and requiring administrators to evaluate Office updates through the same Patch Tuesday machinery used for...

CISA’s latest update to the Known Exploited Vulnerabilities Catalog is a reminder that age is no defense when attackers find a reliable path into widely deployed software. On April 14, 2026, the agency added CVE-2009-0238, a Microsoft Office remote code execution vulnerability, and...

Microsoft’s March 10, 2026 security roll‑up added a sharp new item to defenders’ to‑do lists: CVE‑2026‑26134, a Microsoft Office vulnerability described by the vendor as an integer overflow or wraparound that can be leveraged by an authorized local user to achieve elevation of privilege, and...

Apple's new MacBook Neo demo quietly does what product teams and PR scripts rarely admit out loud: it shows Microsoft Word, Excel, and PowerPoint among the most recently used apps, then drags Word onto the Dock — a small cinematic choice that reads like a wink acknowledging Microsoft 365’s hold...

Microsoft’s Security Response Center has registered CVE-2026-21259 as a heap‑based buffer overflow in Microsoft Excel that can be turned into a local elevation‑of‑privilege (EoP) condition — a serious class of vulnerability that demands immediate attention from patch and security teams even...

The Open Resource Tech Center has launched a local Microsoft Office Mini Workshop Series aimed at helping residents sharpen core productivity skills in Word, Excel and PowerPoint while exposing learners to modern Microsoft 365 workflows — an initiative that brings practical, instructor-led...

Microsoft has begun shipping an automatic, on‑device alt text experience for images in Word and PowerPoint — but only on machines that meet Microsoft’s Copilot+ PC hardware standard — bringing a major accessibility workflow change that promises faster descriptions, stronger privacy guarantees...

Microsoft is rolling its biggest Office-era AI upgrade yet, folding agentic automation, expanded Copilot chat, inbox and calendar understanding, and new voice experiences into Word, Excel, PowerPoint and Outlook — a staged rollout that blends free-for-subscribers chat features with more advanced...

Microsoft is expanding the reach of its Copilot AI across Microsoft 365 by bringing a no‑additional‑cost Copilot Chat experience directly into Office apps and by launching a lower‑priced Copilot Business tier aimed at small and mid‑sized companies — moves that shift more generative AI capability...

Microsoft Word may be blocked from editing a subset of documents after Microsoft’s September 2025 servicing changes — a compatibility and behavior shift first flagged by BornCity and now discussed across IT and security communities as administrators scramble to understand the scope and...

Microsoft 365 just became significantly more expensive for consumers, and for millions of longtime users the decision to keep paying is suddenly complicated: Microsoft has folded its AI assistant, Copilot, and its Designer image tools into the Microsoft 365 Personal and Family bundles, raised...

Microsoft is redesigning the mobile Copilot experience on iOS: beginning this fall the Microsoft 365 Copilot app will act primarily as an AI-powered viewer and conversational hub, offering in-context file previews, summaries and Q&A — while editing for Word, Excel and PowerPoint files will be...

Microsoft will begin automatically installing the Microsoft 365 Copilot desktop app on Windows machines that already have Microsoft 365 desktop clients installed, a background rollout slated to start in early October and run into mid‑November 2025 — and while enterprise tenants can opt out, most...

Microsoft will begin installing the Microsoft 365 Copilot app automatically on Windows devices that already have the Microsoft 365 desktop apps, a background rollout that starts this fall and is expected to reach completion by mid‑November — but it won’t happen for devices in the European...

Microsoft is weaving its AI assistant deeper into the Office experience by rolling Copilot Chat and agent capabilities directly into core Microsoft 365 apps — Word, Excel, PowerPoint, Outlook, and OneNote — bringing a unified, in-context chat pane and a raft of new tools aimed at turning an AI...

Windows 11’s 24H2 is now shipping support for Emoji 16.0 — but there’s a catch: the system emoji panel doesn’t yet expose the new icons, and rendering remains inconsistent across apps and web services. What looks like a late-but-welcome Unicode update has instead exposed a long-standing Windows...

Microsoft’s Security Update Guide lists CVE-2025-54910 as a heap-based buffer overflow in Microsoft Office that can allow an attacker to execute code locally when a crafted Office document is processed, but the vendor’s advisory requires direct inspection for exact builds and KB identifiers...