CVE-2015-7204

Name: CVE-2015-7204
Creator: NVD / NIST
Published: 2015-12-16T11:59:03.927+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.49%

Last modified Jun 17, 2026

CVE-2015-7204 is a vulnerability of currently unknown severity. Mozilla Firefox before 43.0 does not properly store the properties of unboxed objects, which allows remote attackers to execute arbitrary code via crafted JavaScript variable assignments.. EPSS estimates a 3.49% chance of exploitation in the next 30 days.

Description

Mozilla Firefox before 43.0 does not properly store the properties of unboxed objects, which allows remote attackers to execute arbitrary code via crafted JavaScript variable assignments.

Metrics

EPSS Probability

3.49%

87.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-17

Affected Software

Vendor	Product	Versions
Opensuse	Leap	42.1
Opensuse	Opensuse	13.1
Opensuse	Opensuse	13.2
Fedoraproject	Fedora	22
Fedoraproject	Fedora	23
Mozilla	Firefox	<= 42.0
Mozilla	Firefox	41.0
Mozilla	Firefox	41.0.1
Mozilla	Firefox	41.0.2

References

Timeline

Published: Dec 16, 2015
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-7204?

Mozilla Firefox before 43.0 does not properly store the properties of unboxed objects, which allows remote attackers to execute arbitrary code via crafted JavaScript variable assignments.

How severe is CVE-2015-7204?

Severity scoring for CVE-2015-7204 is pending analysis. The EPSS model estimates a 3.49% probability of exploitation in the next 30 days.

How do I fix CVE-2015-7204?

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-2015-7204?

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

Scan your code now

Source: NVD / NIST