Universal Cross-Site Scripting Vulnerability in Mozilla Firefox
CVE-2016-5265
5.5MEDIUM
Summary
Mozilla Firefox versions earlier than 48.0 and Firefox ESR versions prior to 45.3 are susceptible to a security vulnerability that enables user-assisted remote attackers to circumvent the Same Origin Policy. This flaw can be exploited by carefully placing a malicious crafted HTML document alongside a custom shortcut file within the same directory, allowing attackers to execute Universal XSS (UXSS) attacks or access arbitrary files, potentially compromising user privacy and security.
References
CVSS V3.1
Score:
5.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
None
User Interaction:
Required
Scope:
Changed
Timeline
Vulnerability published
Vulnerability Reserved