CVE-2012-3556

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…

published June 14, 2012

CVSS
—
EPSS
4%
Percentile
89.5
In the wild
Unconfirmed
What it is

⚠️ A simple double-click can open the door to trouble! Older versions of Opera (before 11.65) let crafty websites trigger pop-ups without proper restrictions, making it a playground for XSS attacks. 🔥 Think of it like a restaurant that lets anyone walk into the kitchen just because they ordered a meal twice — the kitchen staff might not notice some sneaky actions happening right under their noses! This vulnerability could allow attackers to execute arbitrary code or run malicious scripts in your browser, making it possible for them to steal your data or manipulate your online experience. It’s like inviting a stranger into your house on the belief they’re just here for dinner, but they actually want to rummage through your belongings!

Put simply

Think of it like a restaurant that lets anyone walk into the kitchen just because they ordered a meal twice — the kitchen staff might not notice some sneaky actions happening right under their noses! CVE-2012-3556 occurs because Opera fails to properly control pop-up windows generated by double-click actions, leading to possible cross-site scripting (XSS) attacks or unauthorized code execution from malicious websites.

What to do

This vulnerability could allow attackers to execute arbitrary code or run malicious scripts in your browser, making it possible for them to steal your data or manipulate your online experience. It’s like inviting a stranger into your house on the belief they’re just here for dinner, but they actually want to rummage through your belongings! To safeguard your browser, update Opera to version 11.65 or later immediately. Regularly check for updates and consider using a browser that provides stronger protections against these kinds of vulnerabilities. You've got this! Keep your browser updated and stay vigilant against those sneaky attacks. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.03659 · 89.5th percentile
Published
2012-06-14T19:00Z
EPSS history
Timeline
  • 14 JUN 19:00Z
    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…
    cvelistv5