Cve 2026 55141
The latest Cve 2026 55141 coverage — news, analysis, and updates from the WindowsNews.AI desk.
CVE-2026-55135: SharePoint XSS Flaw Enables Spoofing — Patches in July 14 Updates
Microsoft fixed a cross-site scripting vulnerability (CVE-2026-55135) in SharePoint Server that allows authenticated attackers to spoof content shown to other users. The July 14, 2026 cumulative updates for SharePoint 2016, 2019, and Subscription Edition close the hole. Administrators should patch promptly, follow dependency steps for Workflow Manager, and verify builds to prevent user-targeted deception attacks.
SQL Server 2025 Data Leak Fixed in July Patch — But It Could Break Your Linked Servers
Microsoft's July 14, 2026 security update for SQL Server 2025 patches a buffer over-read vulnerability (CVE-2026-50468) that could let authenticated attackers read sensitive data. The patch also fixes other critical flaws but introduces a known issue that may break linked-server queries using the MSDASQL provider. Database administrators must update to the correct build, test linked-server configurations, and treat the update as high-priority maintenance.
PowerPoint’s July 14 Patch Fixes a File-Opening Code Execution Threat — Here’s What to Do
Microsoft's July 14, 2026 security update for PowerPoint addresses CVE-2026-55120, a heap-based buffer overflow that could allow attackers to run arbitrary code when a user opens a malicious presentation. The patch covers multiple Office versions on Windows and Mac, and users should install it immediately to prevent potential attacks via email or downloaded files.
Patch Now: Microsoft’s July Update Fixes Critical SharePoint Flaw That Could Give Attackers Total Control
Microsoft's July 2026 security updates patch CVE-2026-55052, a critical privilege escalation vulnerability in SharePoint Server that could allow an attacker with a low-privilege account to gain full control. The fix requires careful attention to build verification, workflow prerequisites, and post-installation configuration to ensure farms are fully protected. Administrators should prioritize patching, especially for internet-facing servers, before proof-of-concept exploits emerge.
PowerPoint Flaw CVE-2026-55123: What Makes This Patch Different and Why You Need It Now
Microsoft patched CVE-2026-55123, a heap-based buffer overflow in PowerPoint that allows remote code execution when users open a malicious presentation. The update, part of July 2026 Patch Tuesday, fixes the flaw in all supported Office versions, with KB5002867 specifically for MSI-based PowerPoint 2016. The vulnerability requires user interaction and cannot be triggered through the Preview Pane, but it remains a serious risk for anyone who opens untrusted files.
Microsoft’s July Update Resolves Recycle Bin’s Alarming $R Filename Glitch
Microsoft’s July 14, 2026 cumulative update (KB5099414) for Windows 11 23H2 fixes a UI bug where the Recycle Bin’s permanent-delete confirmation dialog showed internal $R-filename codes instead of actual file names. The issue, introduced with June’s security patches, was cosmetic and didn’t affect restores or deletions. Fixes are also available for Windows 10, Server, and other Windows 11 versions through separate updates.
Microsoft Patches Critical PowerPoint Remote Code Execution Flaw – Here’s What You Need to Do
Microsoft has released a patch for CVE-2026-55043, a critical heap-based buffer overflow in PowerPoint that can lead to remote code execution. While the attack vector requires local user interaction, attackers can deliver malicious presentations remotely. All supported Office versions should be updated immediately to prevent exploitation.
OneNote Vulnerability CVE-2026-55133: Why a ‘Remote Code Execution’ Flaw is Labeled ‘Local’ and What You Must Do Now
Microsoft disclosed CVE-2026-55133, a OneNote remote code execution flaw with a CVSS Local attack vector, on July 14, 2026. Despite the confusing labeling, the vulnerability can be triggered by opening a malicious file from a remote attacker, necessitating urgent patching. This article explains the real-world impact, provides step-by-step remediation guidance for users and admins, and outlines defense-in-depth measures to protect against document-based attacks.
Microsoft Fixes Office Memory Leak That Can Expose Sensitive Data on Windows and Mac
Microsoft's July 2026 Patch Tuesday includes a fix for CVE-2026-55139, an information-disclosure vulnerability in Office that can leak sensitive memory data on Windows and Mac. The local-attack flaw carries a 5.5 CVSS score and affects all supported editions, but no active exploitation has been seen. Users and admins should apply the monthly Office updates to close the leak and address dozens of other security issues.
Opening a Crafted Document Could Leak Your Data—Microsoft’s July 14 Office Update Fixes It
Microsoft's July 14, 2026 Office updates patch CVE-2026-55042, a medium-severity information disclosure vulnerability that can leak sensitive data when a user opens a malicious file. The fix covers Microsoft 365 Apps, Office 2016, 2019, and LTSC editions on Windows and Mac, with specific version thresholds that administrators must verify.
CISA Urgently Flags Actively Exploited Oracle Payments Flaw—Windows Admins Must Act Now
CISA added two actively exploited vulnerabilities to its Known Exploited Vulnerabilities Catalog on July 15, 2026. CVE-2026-46817 allows unauthenticated takeover of Oracle E-Business Suite Payments systems with a CVSS score of 9.8, while CVE-2023-4346 leverages a KNX protocol weakness to lock operators out of building automation gear. Windows IT teams must coordinate immediate patching and compromise assessment, as these systems often tie into Windows infrastructure.
You Probably Patched Word Wrong: Microsoft’s July Fix for CVE-2026-55128 Needs Two Separate Checks
Microsoft's July 14, 2026 security updates patch CVE-2026-55128, a high-severity Word remote code execution flaw. The fix requires different steps depending on your Office installation type—MSI versus Click-to-Run—and also affects SharePoint servers. Users and admins must perform separate checks to ensure the patch is actually applied.
Microsoft Fixes Office Flaw That Could Hack Your PC Just by Previewing a File
Microsoft’s July 2026 security update patches CVE-2026-55140, a critical heap-based buffer overflow in Office that enables remote code execution via the Preview Pane. The flaw affects all major Office editions on Windows and macOS and can be exploited with minimal user interaction. Organizations and home users must apply the update immediately to prevent potential file-preview-borne attacks.