CVE-2011-3956

Severity: medium (CVSS 6.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-02-09 · updated 2026-06-16
Weakness: CWE-346

Description

The extension implementation in Google Chrome before 17.0.963.46 does not properly handle sandboxed origins, which might allow remote attackers to bypass the Same Origin Policy via a crafted extension.

Affected products

Google Chrome: before 17.0.963.46 — fixed in 17.0.963.46

How to fix

Upgrade to a fixed version: Google Chrome 17.0.963.46. Check the vendor advisory for mitigations.

References

http://code.google.com/p/chromium/issues/detail?id=103630
http://googlechromereleases.blogspot.com/2012/02/stable-channel-update.html
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14906
http://code.google.com/p/chromium/issues/detail?id=103630
http://googlechromereleases.blogspot.com/2012/02/stable-channel-update.html
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14906

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