Description
The New Tab page in Mozilla Firefox before 17.0 uses a privileged context for execution of JavaScript code by bookmarklets, which allows user-assisted remote attackers to run arbitrary programs by leveraging a javascript: URL in a bookmark.
Published: 2012-11-21
Score: 6.8 Medium
EPSS: 2.4% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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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-2012-4147 The New Tab page in Mozilla Firefox before 17.0 uses a privileged context for execution of JavaScript code by bookmarklets, which allows user-assisted remote attackers to run arbitrary programs by leveraging a javascript: URL in a bookmark.
Ubuntu USN Ubuntu USN USN-1638-1 Firefox vulnerabilities
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T20:28:07.583Z

Reserved: 2012-08-08T00:00:00.000Z

Link: CVE-2012-4203

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2012-11-21T12:55:01.680

Modified: 2026-04-29T01:13:23.040

Link: CVE-2012-4203

cve-icon Redhat

Severity : Moderate

Publid Date: 2012-11-20T00:00:00Z

Links: CVE-2012-4203 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses