Design/Logic Flaw

Opera before 11.11 does not properly handle destruction of a Silverlight instance, which allows remote attackers to cause a denial of service application crash via a web page, as demonstrated by vod.onet.pl...

Code injection

Unspecified vulnerability in Opera before 11.50 has unknown impact and attack vectors, related to a "moderately severe issue."...

Code injection

The Cascading Style Sheets CSS implementation in Opera before 11.11 does not properly handle the column-count property, which allows remote attackers to cause a denial of service infinite repaint loop and application hang via a web page, as demonstrated by an unspecified Wikipedia page...

CVE-2011-2622

Unspecified vulnerability in the Web Workers implementation in Opera before 11.50 allows remote attackers to cause a denial of service application crash via unknown vectors...

CVE-2011-2620

CVE-2011-2620 concerns Opera before version 11.50, where an unspecified vulnerability in SVG animation could be exploited by remote attackers to cause the application to crash (DoS). The connected documents consistently describe Opera’s SVG animation vectors as the weakness, with multiple entries...

CVE-2011-2618

CVE-2011-2618 affects Opera (before 11.50). The vulnerability allows a remote attacker to cause a denial of service (application crash) by triggering a web script that moves an audio or video element between windows. Public sources in connected docs confirm Opera prior to 11.50 as vulnerable; no ...

CVE-2011-2629

Unspecified vulnerability in Opera before 11.11 allows remote attackers to cause a denial of service application crash via unknown content on a web page, as demonstrated by www.falk.de...

CVE-2011-2617

Unspecified vulnerability in Opera before 11.50 allows remote attackers to cause a denial of service application crash via vectors related to selecting a text node, and closed pop-up windows, removed pop-up windows, and IFRAME elements...

CVE-2011-2624

Opera before 11.50 allows user-assisted remote attackers to cause a denial of service application hang via a large table, which is not properly handled during a print preview...

CVE-2011-2630

Opera before 11.11 allows user-assisted remote attackers to cause a denial of service application crash via a crafted web page that is not properly handled during a reload occurring after the opening of a popup of the Easy Sticky Note extension...

CVE-2011-2625

Opera before 11.50 allows remote attackers to cause a denial of service application crash via a SELECT element that contains many OPTION elements...

CVE-2011-2638

Unspecified vulnerability in Opera before 11.10 allows remote attackers to cause a denial of service application crash via unknown content on a web page, as demonstrated by games on zylom.com...

CVE-2011-2632

Opera before 11.11 does not properly handle destruction of a Silverlight instance, which allows remote attackers to cause a denial of service application crash via a web page, as demonstrated by vod.onet.pl...

CVE-2011-2639

Opera before 11.10 does not properly handle hidden animated GIF images, which allows remote attackers to cause a denial of service CPU consumption via an image file that triggers continual repaints...

CVE-2011-2632

Opera before 11.11 is affected by CVE-2011-2632 due to improper destruction of a Silverlight instance, allowing a remote attacker to crash the application via a crafted web page (e.g., vod.onet.pl). Mitigation in connected documents recommends upgrading to a newer Opera version (Gentoo GLSA 20120...

CVE-2011-2619

CVE-2011-2619 affects Opera browser prior to 11.50. The vulnerability arises from the handling of gradients with many stops in CANVAS elements, SVG, and CSS, enabling a remote attacker to crash the application (denial of service). Several connected advisories corroborate the same description, ind...

CVE-2011-2637

Opera browser, prior to version 11.10, contains an unspecified vulnerability that can trigger a remote denial-of-service via crafted web content. This CVE (CVE-2011-2637) is referenced across multiple advisories (e.g., Red Hat, SUSE, Gentoo GLSA-201206-03) and OpenVAS plugins. The publicly stated...

CVE-2011-1337

CVE-2011-1337 affects Opera before 11.50, where remote attackers could cause a denial of service (disk consumption) by triggering error pages from invalid URLs. Mitigation documented by Gentoo/OpenVAS advisories: upgrade to Opera 12.00.x or later (e.g., >= www-client/opera-12.00.1467). Technic...

CVE-2011-2609

CVE-2011-2609 affects Opera before 11.50, where data: URIs were not properly restricted, enabling remote XSS via crafted websites. This is confirmed across multiple advisories (SUSE, Gentoo GLSAs, OpenVAS plugins) citing Opera’s data: URI handling as the root cause. Impact is cross-site scripting...

CVE-2011-2623

Opera before 11.50 contains an unspecified vulnerability in the SVG BiDi implementation that could be exploited remotely to cause a denial of service (application crash or hang) via unknown vectors. Affected product: Opera browser. Root cause details are not provided beyond the SVG BiDi issue. Mi...