CVE-2014-7939

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-01-22 · updated 2026-06-17
Weakness: CWE-264

Description

Google Chrome before 40.0.2214.91, when the Harmony proxy in Google V8 is enabled, allows remote attackers to bypass the Same Origin Policy via crafted JavaScript code with Proxy.create and console.log calls, related to HTTP responses that lack an "X-Content-Type-Options: nosniff" header.

Affected products

Chromium: 40.0.2214.110
Google Chrome: through 40.0.2214.85
Opensuse: 13.1, 13.2
RedHat Enterprise Linux Desktop Supplementary: 6.0
RedHat Enterprise Linux Server Supplementary: 6.0
RedHat Enterprise Linux Server Supplementary Eus: 6.6.z
RedHat Enterprise Linux Workstation Supplementary: 6.0

References

http://googlechromereleases.blogspot.com/2015/01/stable-update.html
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00005.html
http://rhn.redhat.com/errata/RHSA-2015-0093.html
http://secunia.com/advisories/62383
http://secunia.com/advisories/62665
http://security.gentoo.org/glsa/glsa-201502-13.xml
http://www.securityfocus.com/bid/72288
http://www.securitytracker.com/id/1031623
https://code.google.com/p/chromium/issues/detail?id=399951
http://googlechromereleases.blogspot.com/2015/01/stable-update.html
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00005.html
http://rhn.redhat.com/errata/RHSA-2015-0093.html

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