CVE-2025-53740 — Microsoft Office “use‑after‑free” (local code execution)
An in‑depth feature for security teams, admins and threat hunters
Summary (tl;dr)
CVE-2025-53740 is reported by Microsoft as a use‑after‑free (CWE‑416) memory‑corruption flaw in Microsoft Office that can allow an attacker...
I can write that feature article, but a quick verification step first — I could not find any public record for CVE‑2025‑53738 in Microsoft’s Update Guide, NVD, MITRE or other CVE aggregators. I did search MSRC (the link you provided requires JavaScript to render) and public databases for that...
Microsoft has confirmed a use‑after‑free vulnerability in Microsoft Office Visio — tracked as CVE‑2025‑53734 — that can be triggered when a user opens a specially crafted Visio file and may allow an attacker to execute code in the context of the current user; Microsoft’s advisory entry is live...
Below is a detailed Markdown article about CVE-2025-53732 (Microsoft Office — heap-based buffer overflow → remote code execution). It explains what the vulnerability is, how it can be abused, the likely impact, tactical detection and hunting guidance, step-by-step mitigation and patching...
Microsoft’s Security Response Center has cataloged CVE-2025-53731 as a memory corruption vulnerability in Microsoft Office — a use-after-free bug that can allow an attacker to execute code locally on an affected system when a specially crafted Office file is processed. The advisory classifies...
Title: CVE-2025-53761 — Use‑After‑Free in Microsoft PowerPoint (Local Code Execution) — What defenders need to know now
Summary (TL;DR)
Microsoft lists CVE-2025-53761 as a use‑after‑free vulnerability in Microsoft Office PowerPoint that “allows an unauthorized attacker to execute code locally.”...
After more than twenty years of evolution, OneNote finally ships a simple — but genuinely consequential — productivity fix: a built‑in option to paste without formatting, accessible via the standard Ctrl+Shift+V (Windows) and Cmd+Shift+V (Mac) shortcuts, plus the familiar right‑click “Keep text...
Accessing a robust office suite is more essential than ever, and the landscape for Microsoft Office in 2025 has never been more complex or competitive. While the brand enjoys undeniable dominance, the question many users face is not just about which suite to use, but how to access these powerful...
Microsoft is preparing to make a seismic shift in the Office productivity ecosystem by phasing out several popular voice-enabled features from older Office 365 versions by January 2026. The abruptness of this change is reverberating far beyond individual users—entire organizations now face a...
Microsoft is signaling another milestone in its sweeping modernization push: voice-driven productivity tools within Office apps are about to become exclusive to the newest wave of subscribers. Users of older Office suites—Word, Outlook, OneNote, and PowerPoint among them—face an impending...
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Microsoft is set to make a major change to Office 365 apps that could affect millions of users and IT administrators worldwide. Starting in January 2026, anyone running outdated versions of Microsoft 365 Office apps will lose access to essential features like Read Aloud, Transcription, and...
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Microsoft’s latest announcement has sent waves across enterprise IT departments and accessibility advocates alike: by late January 2026, older versions of Office 365 applications will lose access to popular voice features like Transcription, Dictation, and Read Aloud. This pivotal change affects...
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The Dell OptiPlex 7000 7020 Plus Desktop Computer stands as a testament to Dell's commitment to delivering high-performance computing solutions tailored for business environments. This model, equipped with the latest 14th Generation Intel Core i7-14700 processor, offers a blend of power...
Microsoft has announced a significant update affecting users of its Office suite: starting January 2026, key features such as Read Aloud, Dictate, and Transcribe will cease to function on versions older than 16.0.18827.20202. This change necessitates that users and IT administrators update their...
A new generation of Android productivity apps is redefining how users work on documents and spreadsheets, and OnlyOffice is at the forefront of this movement. Offering a comprehensive suite of free tools without demanding subscriptions or intrusive logins, OnlyOffice has rapidly become an...
Microsoft has announced a critical update for Office users, emphasizing that certain features will cease to function unless the application is updated to version 16.0.18827.20202 or higher by January 2026. This directive primarily affects the Office Intelligent Services, which encompass features...
For countless users, the sudden appearance of the “Product Activation Failed” message in Microsoft Office can be anxiety-inducing. Not only does it disrupt daily workflow, but it also significantly limits access to key features in applications like Word, Excel, PowerPoint, and Outlook. When left...
For millions of professionals, students, and everyday users, the Windows operating system and Microsoft Office suite are the backbone of their digital work and communication. The latest promotional bundle offering both Windows 11 Pro and Microsoft Office Professional 2021 with lifetime access...
Microsoft continues to reshape the security landscape for Windows users and administrators with a series of strategic changes to how its flagship productivity apps handle potentially risky content. A landmark update is scheduled to roll out between October 2025 and July 2026: Excel will disable...
OneNote users have long voiced a persistent complaint: why should one of Microsoft’s most versatile note-taking platforms lack the convenience of a simple paste plain text shortcut—a utility ubiquitous across both the Microsoft ecosystem and scores of productivity applications? That frustration...