CVE-2012-3556 describes a vulnerability in Opera versions prior to 11.65, where improper handling of pop-up windows during a double-click action allows for user-assisted cross-site scripting (XSS) or arbitrary code execution via a crafted website. This vulnerability carries a critical CVSS score of 9.3, indicating a network-based attack with medium complexity that can lead to complete compromise of confidentiality, integrity, and availability. Despite its high severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 11.62CPE matchmatch criteria | cpe:2.3:a:opera:opera_browser:*:*:*:*:*:*:*:* | ||
5.0CPE matchmatch criteria | cpe:2.3:a:opera:opera_browser:5.0:*:*:*:*:*:*:* | ||
5.0CPE matchmatch criteria | cpe:2.3:a:opera:opera_browser:5.0:beta2:*:*:*:*:*:* | ||
5.0CPE matchmatch criteria | cpe:2.3:a:opera:opera_browser:5.0:beta3:*:*:*:*:*:* | ||
5.0CPE matchmatch criteria | cpe:2.3:a:opera:opera_browser:5.0:beta4:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:C/I:C/A:C
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.