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Case File

CVE-2015-7215

MEDIUM · CVSS 5 EPSS 2.53% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2015-12-16 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.0. It affects Firefox. Public exploit code or proof-of-concept references have been detected in its references. It may be remotely exploitable.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
github.com ↗ github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2015-7215
Severity
MEDIUM
CVSS
5
EPSS
2.53%
Firefox

Original NVD Description

The importScripts function in the Web Workers API implementation in Mozilla Firefox before 43.0 allows remote attackers to bypass the Same Origin Policy by triggering use of the no-cors mode in the fetch API to attempt resource access that throws an exception, leading to information disclosure after a rethrow.