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.
Published: 2015-12-16
Score: 5.0 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2015-7147 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.
Ubuntu USN Ubuntu USN USN-2833-1 Firefox vulnerabilities
History

No history.

Subscriptions

Fedoraproject Fedora
Mozilla Firefox
Opensuse Leap Opensuse
cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2024-08-06T07:43:45.394Z

Reserved: 2015-09-16T00:00:00.000Z

Link: CVE-2015-7215

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2015-12-16T11:59:13.540

Modified: 2026-05-06T22:30:45.220

Link: CVE-2015-7215

cve-icon Redhat

Severity : Moderate

Publid Date: 2015-12-16T00:00:00Z

Links: CVE-2015-7215 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses