medium
6.4
CWE
264
Advisory Published
Updated

CVE-2011-4682

First published: Wed Dec 07 2011(Updated: )

The JavaScript engine in Opera before 11.60 does not properly implement the in operator, which allows remote attackers to bypass the Same Origin Policy via vectors related to variables on different web sites.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Opera=7.01
Opera=9.27
Opera=7.23
Opera=9.50-beta1
Opera=9.02
Opera=10.53-b
Opera=7.03
Opera=10.10
Opera=11.50-alpha
Opera=7.53
Opera=8.50
Opera=9.50
Opera=11.10-alpha
Opera=9.24
Opera=11.50
Opera=5.0-beta2
Opera=10.61
Opera=5.11
Opera=9.63
Opera=6.1
Opera=7.20
Opera=6.02
Opera=9.51
Opera=5.02
Opera=10.00
Opera=9.26
Opera=10.50
Opera=5.10
Opera=8.53
Opera=9.12
Opera=7.11-beta2
Opera=8.0
Opera=10.62
Opera=11.50-beta
Opera=10.00-beta3
Opera=6.04
Opera=8.54
Opera=11.00-alpha
Opera=6.11
Opera=5.0-beta4
Opera=6.05
Opera=8.02
Opera=9.20
Opera=7.50-beta1
Opera=5.12
Opera=11.52
Opera=9.21
Opera<=11.60
Opera=11.51
Opera=7.10
Opera=9.0-beta1
Opera=6.0-tp3
Opera=9.23
Opera=6.0-tp1
Opera=8.0-beta3
Opera=11.10-beta
Opera=10.60-beta1
Opera=5.0-beta8
Opera=10.52
Opera=10.51
Opera=9.60
Opera=7.0-beta1_v2
Opera=10.54
Opera=8.51
Opera=5.0-beta5
Opera=7.50
Opera=7.02
Opera=7.21
Opera=6.0-tp2
Opera=5.0-beta7
Opera=10.50-beta1
Opera=7.20-beta7
Opera=7.54-update1
Opera=9.64
Opera=9.20-beta1
Opera=10.53
Opera=7.60
Opera=7.11
Opera=11.00-beta
Opera=7.0-beta2
Opera=7.54
Opera=9.0-beta2
Opera=6.03
Opera=7.0-beta1
Opera=11.01
Opera=9.22
Opera=6.0-beta1
Opera=9.01
Opera=9.0
Opera=5.0
Opera=9.25
Opera=7.51
Opera=8.0-beta2
Opera=9.10
Opera=10.00-beta1
Opera=9.50-beta2
Opera=6.12
Opera=9.60-beta1
Opera=9.62
Opera=10.00-beta2
Opera=6.0-beta2
Opera=5.0-beta3
Opera=6.01
Opera=8.52
Opera=10.50-beta2
Opera=6.06
Opera=10.60
Opera=7.52
Opera=7.54-update2
Opera=5.0-beta6
Opera=8.01
Opera=6.1-beta1
Opera=10.63
Opera=10.10-beta1
Opera=9.61
Opera=10.01
Opera=9.52
Opera=8.0-beta1
Opera=11.00
Opera=6.0
Opera=7.22
Opera=7.10-beta1
Opera=7.0

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2011-4682?

    CVE-2011-4682 has been classified as a high-severity vulnerability due to its ability to bypass the Same Origin Policy.

  • How does CVE-2011-4682 affect the Opera browser?

    CVE-2011-4682 allows remote attackers to bypass the Same Origin Policy by exploiting improper implementation of the 'in' operator in the JavaScript engine.

  • How do I fix CVE-2011-4682?

    To fix CVE-2011-4682, ensure that Opera is updated to version 11.60 or newer.

  • Which versions of Opera are affected by CVE-2011-4682?

    CVE-2011-4682 affects multiple versions of Opera browsers prior to 11.60.

  • What are the implications of CVE-2011-4682 for users?

    Users of affected versions of Opera may be vulnerable to cross-site scripting attacks due to the vulnerability.

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