Excel Vulnerability
The latest Excel Vulnerability coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft Patches Excel Code Execution Flaw CVE-2025-54904, but Mac LTSC Still Exposed
Administrators scrambling to lock down Microsoft Excel against a newly disclosed code execution vulnerability have hit a snag: the security updates for Office LTSC for Mac 2021 and 2024 are not yet...
CVE-2025-54902: Excel Out-of-Bounds Read Flaw Could Let Attackers Seize PCs—Mac Updates Still Missing
Microsoft has released a security update for a critical out-of-bounds read vulnerability in Excel that could allow remote code execution—but the patch is not yet available for Mac users. Tracked as...
Microsoft Patches Excel Vulnerability CVE-2025-54898: Out-of-Bounds Read Could Allow Code Execution
Microsoft has issued a security update for CVE-2025-54898, an out-of-bounds read vulnerability in Microsoft Excel that could be exploited by attackers to achieve local code execution when a user...
Microsoft Closes Excel Heap Overflow Remote Code Execution Hole (CVE-2025-53737) — Patch Now
Microsoft’s April 2025 security updates included a fix for a heap overflow vulnerability in Excel that attackers could exploit to run arbitrary code on a victim’s machine. Tracked as...
Microsoft Warns of Excel RCE Flaw CVE-2025-53759, Workarounds Provided
A newly disclosed vulnerability in Microsoft Excel, tracked as CVE-2025-53759, allows attackers to execute arbitrary code on a victim’s machine by tricking them into opening a specially crafted...
Critical Excel Vulnerability CVE-2025-48812 Exposes Sensitive Data
Critical Excel Vulnerability CVE-2025-48812 Exposes Sensitive Data A significant security flaw in Microsoft Excel, identified as CVE-2025-48812, could allow attackers to access sensitive information...
Microsoft Excel CVE-2025-47174: Critical RCE Vulnerability Explained
A newly discovered critical vulnerability in Microsoft Excel, tracked as CVE-2025-47174, has sent shockwaves through the cybersecurity community. This remote code execution (RCE) flaw, classified...
Critical Excel Memory Corruption Vulnerability (CVE-2025-30393) Allows Full System Takeover
A seemingly innocuous Excel spreadsheet arriving via email could now serve as a digital Trojan horse, granting attackers complete control over your Windows system due to a critical memory corruption...
Microsoft Office Cyberattacks Surge in 2025: Critical Vulnerabilities & Mitigation
The digital battleground of 2025 has intensified, with Microsoft Office applications becoming prime targets for sophisticated cyberattacks. Recent advisories reveal critical vulnerabilities across...
Critical Microsoft Excel Vulnerability (CVE-2025-27750) Exposes Systems to Remote Code Execution
In the shadowy corridors of cyberspace, a newly discovered vulnerability in Microsoft Excel is sending ripples through the security community, exposing millions of spreadsheets to potential...
Critical Microsoft Excel Vulnerability (CVE-2025-27752) Exposes Millions to System Takeover
A newly disclosed vulnerability in Microsoft Excel is putting millions of users at risk of complete system takeover through weaponized spreadsheets, security researchers warn. Designated as...
Critical Excel RCE Flaw CVE-2025-21394 Exploited; Microsoft Issues Emergency Patch
Microsoft Excel users face a new critical security threat with the discovery of CVE-2025-21394, a remote code execution (RCE) vulnerability that could allow attackers to take control of affected...