file link exploit

About this tag
The file link exploit tag covers vulnerabilities where improper link resolution before file access, known as link following, allows local attackers to gain elevated privileges. A key example is CVE-2025-21195, an elevation of privilege vulnerability in Azure Service Fabric Runtime. This exploit targets how the software handles file links, enabling an authorized local attacker to escalate privileges on the affected system. Discussions focus on understanding the technical details, severity, and mitigation strategies for such link-following vulnerabilities in enterprise environments.

  1. CVE-2025-21195: Critical Azure Service Fabric Privilege Escalation Vulnerability

    Here is a summary of CVE-2025-21195: Title: Azure Service Fabric Runtime Elevation of Privilege Vulnerability CVE ID: CVE-2025-21195 Description: There is an elevation of privilege vulnerability in Azure Service Fabric Runtime caused by improper link resolution before file access ("link...
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    • azure security cloud security cve-2025-21195 cyberattack prevention cybersecurity exploit prevention extended security updates file link exploit microsoft vulnerabilities network security privilege privilege escalation runtime vulnerability security security advisory security patch security research service fabric vulnerability
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    • Forum: Security Alerts