Vulnerabilities (CVE)

Filtered by vendor Opera Subscribe
Filtered by product Opera Browser
Total 285 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2011-4683 1 Opera 1 Opera Browser 2025-04-11 10.0 HIGH N/A
Unspecified vulnerability in Opera before 11.60 has unknown impact and attack vectors, related to a "moderately severe issue."
CVE-2011-4684 1 Opera 1 Opera Browser 2025-04-11 10.0 HIGH N/A
Opera before 11.60 does not properly handle certificate revocation, which has unspecified impact and remote attack vectors related to "corner cases."
CVE-2012-6472 2 Opera, Unix 2 Opera Browser, Unix 2025-04-11 4.6 MEDIUM N/A
Opera before 12.12 on UNIX uses weak permissions for the profile directory, which allows local users to obtain sensitive information by reading a (1) cache file, (2) password file, or (3) configuration file, or (4) possibly gain privileges by modifying or overwriting a configuration file.
CVE-2011-0686 1 Opera 1 Opera Browser 2025-04-11 5.0 MEDIUM N/A
Unspecified vulnerability in Opera before 11.01 allows remote attackers to cause a denial of service (application crash) via unknown content on a web page, as demonstrated by vkontakte.ru.
CVE-2013-1637 1 Opera 1 Opera Browser 2025-04-11 9.3 HIGH N/A
Opera before 12.13 allows remote attackers to execute arbitrary code via vectors involving DOM events.
CVE-2012-1927 1 Opera 1 Opera Browser 2025-04-11 6.4 MEDIUM N/A
Opera before 11.62 allows remote attackers to spoof the address field by triggering the launch of a dialog window associated with a different domain.
CVE-2011-2626 1 Opera 1 Opera Browser 2025-04-11 5.0 MEDIUM N/A
Opera before 11.50 allows remote attackers to cause a denial of service (application crash) by using "injected script" to set the SRC attribute of an IFRAME element.
CVE-2012-1926 1 Opera 1 Opera Browser 2025-04-11 5.0 MEDIUM N/A
Opera before 11.62 allows remote attackers to bypass the Same Origin Policy via the (1) history.pushState and (2) history.replaceState functions in conjunction with cross-domain frames, leading to unintended read access to history.state information.
CVE-2010-4580 1 Opera 1 Opera Browser 2025-04-11 5.0 MEDIUM N/A
Opera before 11.00 does not clear WAP WML form fields after manual navigation to a new web site, which allows remote attackers to obtain sensitive information via an input field that has the same name as an input field on a previously visited web site.
CVE-2012-6466 1 Opera 1 Opera Browser 2025-04-11 5.0 MEDIUM N/A
Opera before 12.10 does not properly handle incorrect size data in a WebP image, which allows remote attackers to obtain potentially sensitive information from process memory by using a crafted image as the fill pattern for a canvas.
CVE-2010-1989 1 Opera 1 Opera Browser 2025-04-11 5.0 MEDIUM N/A
Opera 9.52 executes a mail application in situations where an IMG element has a SRC attribute that is a redirect to a mailto: URL, which allows remote attackers to cause a denial of service (excessive application launches) via an HTML document with many images, a related issue to CVE-2010-0181.
CVE-2012-3567 1 Opera 1 Opera Browser 2025-04-11 5.0 MEDIUM N/A
Opera before 12.00 Beta allows remote attackers to cause a denial of service (memory consumption or application hang) via an IFRAME element that uses the src="#" syntax to embed a parent document.
CVE-2011-2610 1 Opera 1 Opera Browser 2025-04-11 10.0 HIGH N/A
Unspecified vulnerability in Opera before 11.50 has unknown impact and attack vectors, related to a "moderately severe issue."
CVE-2012-6469 1 Opera 1 Opera Browser 2025-04-11 5.0 MEDIUM N/A
Opera before 12.11 allows remote attackers to determine the existence of arbitrary local files via vectors involving web script in an error page.
CVE-2012-4142 4 Apple, Linux, Microsoft and 1 more 4 Mac Os X, Linux Kernel, Windows and 1 more 2025-04-11 4.3 MEDIUM N/A
Opera before 12.01 on Windows and UNIX, and before 11.66 and 12.x before 12.01 on Mac OS X, ignores some characters in HTML documents in unspecified circumstances, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted document.
CVE-2011-4681 1 Opera 1 Opera Browser 2025-04-11 5.0 MEDIUM N/A
Opera before 11.60 does not properly consider the number of . (dot) characters that conventionally exist in domain names of different top-level domains, which allows remote attackers to bypass the Same Origin Policy by leveraging access to a different domain name in the same top-level domain, as demonstrated by the .no or .uk domain.
CVE-2011-2617 1 Opera 1 Opera Browser 2025-04-11 5.0 MEDIUM N/A
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-2011-2630 1 Opera 1 Opera Browser 2025-04-11 4.3 MEDIUM N/A
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-2012-3557 1 Opera 1 Opera Browser 2025-04-11 5.0 MEDIUM N/A
Opera before 11.65 does not properly restrict the reading of JSON strings, which allows remote attackers to perform cross-domain loading of JSON resources and consequently obtain sensitive information via a crafted web site.
CVE-2011-4682 1 Opera 1 Opera Browser 2025-04-11 6.4 MEDIUM N/A
The JavaScript engine in Opera before 11.60 does not properly implement the in operator, which allows remote attackers to bypass the Same Origin Policy via vectors related to variables on different web sites.