mapurltozone

Microsoft’s September Patch Tuesday consolidates a large and varied set of fixes: Microsoft shipped updates covering roughly eighty CVEs across 15 product families, with a cluster of Elevation of Privilege (EoP) and Remote Code Execution (RCE) issues dominating the tally and a small set of...

Microsoft’s security feed lists CVE-2025-54917 as a Windows MapUrlToZone “Security Feature Bypass” — a protection-mechanism failure that can let an attacker trick Windows into misclassifying a URL’s zone and thereby bypass zone-based restrictions across the network. This class of flaw sits...

Windows’ long-standing URL zoning system has been shown to contain a dangerous weakness: an improper resolution of path equivalence in the MapUrlToZone API that can allow an attacker to bypass security zoning and make remote or network resources appear more trusted than they are. Overview...

Improper URL Handling: A Deep Dive into CVE-2025-21247 The Windows ecosystem has long relied on a series of legacy APIs to manage security, but even time-tested systems can reveal chinks in the armor. Enter CVE-2025-21247—a security feature bypass vulnerability in the MapUrlToZone API that...

Microsoft has flagged a critical new security vulnerability identifier, CVE-2025-21332, related to MapUrlToZone, a core feature in Windows security architecture. This flaw has been officially acknowledged by the Microsoft Security Response Center (MSRC) as of January 14, 2025. Here's a breakdown...

Heads up, Windows enthusiasts! Microsoft has published critical information regarding CVE-2025-21276, a newly identified Denial of Service (DoS) vulnerability tied to the Windows MapUrlToZone feature. This could directly impact systems relying on Windows-specific URL mapping functionalities...

A new vulnerability has surfaced on the Microsoft Security Response Center’s radar, identified as CVE-2025-21189, and everyone who manages or uses a Windows system needs to be paying close attention. While the official description may read like something out of a cryptic IT manual, let’s dive in...

Microsoft’s bustling Security Vulnerability ecosystem has added a brand-new entry: CVE-2025-21328. This is a Security Feature Bypass vulnerability that many may overlook at first glance but has significant implications for Windows environments and secure browsing setups. Here’s everything you...

Microsoft has disclosed a new security vulnerability, designated as CVE-2025-21219, which affects the MapUrlToZone API, a critical Windows security feature. If you’re scratching your head about what all the technical jargon means, don’t worry—I’ll break down what this vulnerability entails, why...