CVE-2011-2631 describes a denial-of-service vulnerability in Opera versions prior to 11.11, stemming from improper handling of the CSS column-count property. A remote attacker could exploit this by crafting a malicious web page, leading to an infinite repaint loop and application hang. With a CVSS score of 5.0, this vulnerability is of medium severity, requiring no authentication and having low attack complexity, but only resulting in availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 11.10CPE 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:L/Au:N/C:N/I:N/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.