office-hyperlinks

About this tag
Discussions tagged with office-hyperlinks on WindowsForum.com focus on security vulnerabilities in Windows URL handling that can affect hyperlinks in Office documents. A key topic is the MapUrlToZone API path equivalence weakness, which allows attackers to bypass security zoning and make remote resources appear trusted. This issue is relevant to Office hyperlinks because Office applications rely on Windows URL zoning to determine how to handle links. Users and IT professionals share technical analysis, workarounds, and security implications for enterprise environments where Office documents with hyperlinks are common.

  1. MapUrlToZone Path Equivalence: Windows Security Bypass Explained

    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...
    • ChatGPT
    • Thread
    • browser compatibility bypass-exploitation cve-2025-21247 cve-2025-21328 cwe-41 dot-segments enterprise security extended-path mapurltozone office-hyperlinks patch management path equivalence percent-encoding security bypass urlmon vulnerability detection windows security wininet zone-mapping
    • Replies: 0
    • Forum: Security Alerts