CVE-2014-1539

Name: CVE-2014-1539
Creator: NVD / NIST
Published: 2014-06-11T10:57:17.893+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.15%

Last modified Jun 17, 2026

CVE-2014-1539 is a vulnerability of currently unknown severity. Mozilla Firefox before 30.0 and Thunderbird through 24.6 on OS X do not ensure visibility of the cursor after interaction with a Flash object and a DIV element, which makes it easier for remote attackers to conduct clickjacking attacks via JavaScript code that produces a fake cursor image.. EPSS estimates a 2.15% chance of exploitation in the next 30 days.

Description

Mozilla Firefox before 30.0 and Thunderbird through 24.6 on OS X do not ensure visibility of the cursor after interaction with a Flash object and a DIV element, which makes it easier for remote attackers to conduct clickjacking attacks via JavaScript code that produces a fake cursor image.

Metrics

EPSS Probability

2.15%

79.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Mozilla	Firefox	<= 29.0.1
Mozilla	Thunderbird	<= 24.6
Mozilla	Thunderbird	24.0
Mozilla	Thunderbird	24.0.1
Mozilla	Thunderbird	24.1
Mozilla	Thunderbird	24.1.1
Mozilla	Thunderbird	24.2
Mozilla	Thunderbird	24.3
Mozilla	Thunderbird	24.4
Mozilla	Thunderbird	24.5

References

Timeline

Published: Jun 11, 2014
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2014-1539?

How severe is CVE-2014-1539?

Severity scoring for CVE-2014-1539 is pending analysis. The EPSS model estimates a 2.15% probability of exploitation in the next 30 days.

How do I fix CVE-2014-1539?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2014-1539?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST