Cve 2026 50336
The latest Cve 2026 50336 coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft Patches Print Spooler Info-Disclosure Risk in July 2026 Updates
On July 14, 2026, Microsoft addressed an Important-rated vulnerability in Windows Print Spooler that could allow local authenticated attackers to read sensitive memory contents. The flaw, patched in the July cumulative updates, affects all supported Windows client and server versions. While not remotely exploitable, systems where untrusted users have local access should be prioritized for patching.
July 2026 Windows Update Plugs a Silent Privilege Escalation Hole in RRAS – Patch Now
Microsoft's July 14, 2026 Patch Tuesday fixes CVE-2026-50451, a missing authentication check in Windows RRAS that allows local privilege escalation. All supported Windows editions are affected. Home users should apply the update via Windows Update; IT admins must prioritize patching RRAS servers and audit for unintended service usage.
Xfinity Breach Payouts: How to Get Up to $10,000 Before the September Deadline
Comcast's $117.5 million settlement for the 2023 Xfinity data breach now has a claim deadline of September 14, 2026. Affected customers can choose a flat cash payment, reimbursement of documented losses up to $10,000, or free identity protection services. This guide breaks down eligibility, claim options, and the steps to take.
A Windows Cloud Files Bug Gives Attackers Admin Rights—July 2026 Update Fixes It
Microsoft’s July 2026 Patch Tuesday fixes CVE‑2026‑50374, a use‑after‑free bug in the Windows Cloud Files driver that lets a local attacker with physical access escalate from a low‑privilege account to SYSTEM. The update covers all supported Windows versions, but a Dell compatibility hold blocks the patch on some Intel‑based PCs, requiring administrators to apply compensating controls and wait for a revised update.
Microsoft Patches High-Severity Windows Runtime Flaw That Can Hijack Windows 11 PCs
Microsoft's July 2026 Patch Tuesday fixes a use-after-free vulnerability in Windows Runtime (CVE-2026-50413) that lets a local attacker silently escalate to system-level privileges on Windows 11 and Server 2025. While no active attacks are known, the flaw's low complexity and high impact make it a priority patch. Administrators should deploy the relevant cumulative updates and verify specific OS builds to close the hole.
Microsoft Fixes Dangerous Elevation Bug in Windows 11 – Here’s How to Confirm You’re Safe
On July 14, 2026, Microsoft fixed CVE-2026-50427, a high-severity local privilege escalation vulnerability in Content Delivery Manager. A low-privileged attacker can gain full system control; install KB5101650 and verify your Windows build number has passed the fixed threshold to ensure protection.
NTFS Flaw in Windows Lets Low-Privilege Attackers Take Complete Control: Here’s the July Fix
Microsoft’s July 2026 Patch Tuesday includes a fix for CVE-2026-50422, a local privilege escalation vulnerability in the Windows NTFS driver. A low-privilege attacker can leverage an out-of-bounds read to gain full system control without user interaction. The update affects all supported Windows versions; users should verify their OS build and apply the cumulative patch immediately.
July 2026 Windows Server Updates Close Remote Code Execution Hole in DNS – What Admins Need to Know
The July 2026 Patch Tuesday fixes a critical remote code execution vulnerability in Windows DNS Server. The flaw, tracked as CVE-2026-50426, can enable attackers to run malicious code on vulnerable servers, with domain controllers at particular risk. Administrators should prioritize patching all DNS servers, verify installations, and monitor for post-update issues.
CVE-2026-50385: The Windows 11 Race Condition Bug That Demands an Immediate Patch
Microsoft's July 2026 Patch Tuesday addresses CVE-2026-50385, an 8.8-severity race condition in Windows Runtime that lets a local attacker escalate to SYSTEM control. The fix applies to Windows 11 24H2, 25H2, and Server 2025 via KB5101650 and KB5099536. While no active exploits are reported, the low attack complexity and scope change make immediate patching critical for home users and enterprise environments alike.
Windows RPC Authentication Flaw Fixed: Why Adjacent-Network Attacks Still Matter
Microsoft has rolled out a fix for an important Windows RPC vulnerability that could let an unauthenticated attacker on an adjacent network gain full control of a system. The patch covers a broad range of Windows versions, and while the attack vector is limited, the potential impact merits immediate attention. Here’s how to verify you’re safe and what to watch for next.
Got Windows 11 or Server 2025? This July Security Fix Blocks a Low-Level Attack That Could Seize Your System
Microsoft disclosed CVE-2026-50454, a high-severity elevation-of-privilege vulnerability in Windows User Interface Core, on July 14, 2026. The flaw affects Windows 11 24H2, 25H2, 26H1, and Windows Server 2025, and allows a local attacker with low privileges to gain full system control. Fixes are included in KB5101650 for 24H2/25H2, a June update for 26H1, and the July Server 2025 cumulative update. While no active exploitation has been confirmed, patching is the only mitigation, and users should urgently verify their build numbers.
New Windows NTFS hole could let hackers run code—here’s how the July patch stops it
Microsoft's July 14, 2026 security updates resolve CVE-2026-50471, a heap-based buffer overflow in Windows NTFS that could let attackers execute code with high impact on confidentiality, integrity, and availability. The exploit requires user interaction, such as opening a malicious file or disk image, making social engineering the likely delivery method. This article details the vulnerability, its practical risks, and step-by-step guidance to ensure your systems are protected.
CVE-2026-13221: The Silent Perl Regex Bug That Can Bypass Windows Access Controls
CVE-2026-13221 is a 16-bit overflow in Perl's regex engine affecting versions 5.38–5.43.9, causing silent false positives and negatives for large pattern alternations. The vulnerability can undermine access controls, filtering, and routing logic in Windows applications that embed Perl. The fix is available in Perl 5.43.10 and the upcoming 5.44.0, but Windows administrators must inventory and patch Perl interpreters independently of Windows Update. Until patches arrive, rewriting giant alternations as hash lookups or database queries reduces exposure.