CVE-2012-3556: Input Validation

Published Jun 14, 2012
·
Updated

Opera before 11.65 does not properly restrict the opening of a pop-up window in response to the first click of a double-click action, which makes it easier for user-assisted remote attackers to conduct cross-site scripting (XSS) attacks or execute arbitrary code via a crafted web site.

Affected Software

127 affected components
opera Opera Browser<=11.62
opera Opera Browser=5.0
opera Opera Browser=5.0-beta2
opera Opera Browser=5.0-beta3
opera Opera Browser=5.0-beta4
opera Opera Browser=5.0-beta5
opera Opera Browser=5.0-beta6
opera Opera Browser=5.0-beta7
opera Opera Browser=5.0-beta8
opera Opera Browser=5.02
opera Opera Browser=5.10
opera Opera Browser=5.11
opera Opera Browser=5.12
opera Opera Browser=6.0
opera Opera Browser=6.0-beta1
opera Opera Browser=6.0-beta2
opera Opera Browser=6.0-beta3
opera Opera Browser=6.0-tp1
opera Opera Browser=6.0-tp2
opera Opera Browser=6.0-tp3
opera Opera Browser=6.1
opera Opera Browser=6.01
opera Opera Browser=6.1-beta1
opera Opera Browser=6.02
opera Opera Browser=6.03
opera Opera Browser=6.04
opera Opera Browser=6.05
opera Opera Browser=6.06
opera Opera Browser=6.11
opera Opera Browser=6.12
opera Opera Browser=7.0
opera Opera Browser=7.0-beta1
opera Opera Browser=7.0-beta1_v2
opera Opera Browser=7.0-beta2
opera Opera Browser=7.01
opera Opera Browser=7.02
opera Opera Browser=7.03
opera Opera Browser=7.10
opera Opera Browser=7.10-beta1
opera Opera Browser=7.11
opera Opera Browser=7.11-beta2
opera Opera Browser=7.20
opera Opera Browser=7.20-beta7
opera Opera Browser=7.21
opera Opera Browser=7.22
opera Opera Browser=7.23
opera Opera Browser=7.50
opera Opera Browser=7.50-beta1
opera Opera Browser=7.51
opera Opera Browser=7.52
opera Opera Browser=7.53
opera Opera Browser=7.54
opera Opera Browser=7.54-update1
opera Opera Browser=7.54-update2
opera Opera Browser=8.0
opera Opera Browser=8.0-beta1
opera Opera Browser=8.0-beta2
opera Opera Browser=8.0-beta3
opera Opera Browser=8.01
opera Opera Browser=8.02
opera Opera Browser=8.50
opera Opera Browser=8.51
opera Opera Browser=8.52
opera Opera Browser=8.53
opera Opera Browser=8.54
opera Opera Browser=9.0
opera Opera Browser=9.0-beta1
opera Opera Browser=9.0-beta2
opera Opera Browser=9.01
opera Opera Browser=9.02
opera Opera Browser=9.10
opera Opera Browser=9.20
opera Opera Browser=9.20-beta1
opera Opera Browser=9.21
opera Opera Browser=9.22
opera Opera Browser=9.23
opera Opera Browser=9.24
opera Opera Browser=9.25
opera Opera Browser=9.26
opera Opera Browser=9.27
opera Opera Browser=9.50
opera Opera Browser=9.50-beta1
opera Opera Browser=9.50-beta2
opera Opera Browser=9.51
opera Opera Browser=9.52
opera Opera Browser=9.60
opera Opera Browser=9.60-beta1
opera Opera Browser=9.61
opera Opera Browser=9.62
opera Opera Browser=9.63
opera Opera Browser=9.64
opera Opera Browser=10.00
opera Opera Browser=10.00-beta1
opera Opera Browser=10.00-beta2
opera Opera Browser=10.00-beta3
opera Opera Browser=10.01
opera Opera Browser=10.10
opera Opera Browser=10.10-beta1
opera Opera Browser=10.11
opera Opera Browser=10.50
opera Opera Browser=10.50-beta1
opera Opera Browser=10.50-beta2
opera Opera Browser=10.51
opera Opera Browser=10.52
opera Opera Browser=10.52-beta1
opera Opera Browser=10.52-beta2
opera Opera Browser=10.53
opera Opera Browser=10.53-beta1
opera Opera Browser=10.54
opera Opera Browser=10.60
opera Opera Browser=10.60-beta1
opera Opera Browser=10.61
opera Opera Browser=10.62
opera Opera Browser=10.63
opera Opera Browser=11.00
opera Opera Browser=11.00-beta
opera Opera Browser=11.01
opera Opera Browser=11.10
opera Opera Browser=11.10-beta
opera Opera Browser=11.11
opera Opera Browser=11.50
opera Opera Browser=11.50-beta
opera Opera Browser=11.51
opera Opera Browser=11.52
opera Opera Browser=11.60
opera Opera Browser=11.60-beta
opera Opera Browser=11.61

Event History

Jun 14, 2012
CVE Published
via MITRE·07:00 PM
Data Sourced
via MITRE·07:00 PM
Description
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2012-3556?

CVE-2012-3556 has been classified as a high severity vulnerability, allowing attackers to execute arbitrary code or conduct XSS attacks.

2

How do I fix CVE-2012-3556?

To mitigate CVE-2012-3556, upgrade the Opera browser to version 11.65 or later which contains the necessary patches.

3

What systems are affected by CVE-2012-3556?

CVE-2012-3556 affects multiple versions of the Opera browser, specifically those before version 11.65.

4

What type of attack can CVE-2012-3556 facilitate?

CVE-2012-3556 can facilitate cross-site scripting (XSS) attacks by allowing unauthorized pop-up window behavior.

5

Is there a workaround for CVE-2012-3556 if I cannot update my browser immediately?

As a temporary measure, users should avoid clicking on suspicious links or pop-ups until they can update their Opera browser.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203