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Vulnerability record · CVE-2014-8631 · published 11 December 2014

CVE-2014-8631: Mozilla firefox improper access control vulnerability

Mozilla · Firefox

The Chrome Object Wrapper (COW) implementation in Mozilla Firefox before 34.0 and SeaMonkey before 2.31 supports native-interface passing, which allows remote attackers to bypass intended DOM object restrictions via a call to an unspecified method.

4.3 CVSS 2.0 Medium EPSS 1.6% · top 24.8% CWE-284 · Improper access control
4.3CVSS 2.0 base score
1.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

Description

The Chrome Object Wrapper (COW) implementation in Mozilla Firefox before 34.0 and SeaMonkey before 2.31 supports native-interface passing, which allows remote attackers to bypass intended DOM object restrictions via a call to an unspecified method.

AV:N/AC:M/Au:N/C:P/I:N/A:N

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.mozilla.org/security/announce/2014/mfsa2014-91.html Vendor Advisory
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
https://bugzilla.mozilla.org/show_bug.cgi?id=821573
https://security.gentoo.org/glsa/201504-01
http://www.mozilla.org/security/announce/2014/mfsa2014-91.html Vendor Advisory
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
https://bugzilla.mozilla.org/show_bug.cgi?id=821573
https://security.gentoo.org/glsa/201504-01

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2014-8631), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.