Vulnerabilities (CVE)

Filtered by vendor Opera Subscribe
Total 311 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2010-2664 1 Opera 1 Opera Browser 2025-04-11 4.3 MEDIUM N/A
Opera before 10.60 allows remote attackers to cause a denial of service (application hang) via certain HTML content that has an unclosed SPAN element with absolute positioning.
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-2010-1349 2 Microsoft, Opera 2 Windows, Opera Browser 2025-04-11 10.0 HIGH N/A
Integer overflow in Opera 10.10 through 10.50 allows remote attackers to execute arbitrary code via a large Content-Length value, which triggers a heap overflow.
CVE-2012-1928 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 a page reload followed by a redirect to a different domain.
CVE-2010-2663 1 Opera 1 Opera Browser 2025-04-11 4.3 MEDIUM N/A
Opera before 10.60 allows remote attackers to cause a denial of service (application hang) via an ended event handler that changes the SRC attribute of an AUDIO element.
CVE-2011-2635 1 Opera 1 Opera Browser 2025-04-11 5.0 MEDIUM N/A
The Cascading Style Sheets (CSS) implementation in Opera before 11.10 allows remote attackers to cause a denial of service (application crash) via vectors involving use of the :hover pseudo-class, in conjunction with transforms, for a floated element.
CVE-2012-1251 1 Opera 1 Opera Browser 2025-04-11 5.8 MEDIUM N/A
Opera before 9.63 does not properly verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
CVE-2013-1489 5 Google, Microsoft, Mozilla and 2 more 6 Chrome, Internet Explorer, Firefox and 3 more 2025-04-11 10.0 HIGH N/A
Unspecified vulnerability in the Java Runtime Environment (JRE) component in Oracle Java SE 7 Update 10 and Update 11, when running on Windows using Internet Explorer, Firefox, Opera, and Google Chrome, allows remote attackers to bypass the "Very High" security level of the Java Control Panel and execute unsigned Java code without prompting the user via unknown vectors, aka "Issue 53" and the "Java Security Slider" vulnerability.
CVE-2011-2640 1 Opera 1 Opera Browser 2025-04-11 5.0 MEDIUM N/A
Opera before 11.10 allows remote attackers to cause a denial of service (application crash) via an HTML document that has an empty parameter value for an embedded Java applet.
CVE-2011-4687 1 Opera 1 Opera Browser 2025-04-11 5.0 MEDIUM N/A
Opera before 11.60 allows remote attackers to cause a denial of service (CPU and memory consumption) via unspecified content on a web page, as demonstrated by a page under the cisco.com home page.
CVE-2010-2662 1 Opera 1 Opera Browser 2025-04-11 4.3 MEDIUM N/A
Opera before 10.60 allows remote attackers to bypass the popup blocker via a javascript: URL and a "fake click."
CVE-2012-6462 1 Opera 1 Opera Browser 2025-04-11 5.0 MEDIUM N/A
Opera before 12.10 does not properly implement the Cross-Origin Resource Sharing (CORS) specification, which allows remote attackers to bypass intended page-content restrictions via a crafted request.
CVE-2012-3556 1 Opera 1 Opera Browser 2025-04-11 9.3 HIGH N/A
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 user-assisted remote attackers to conduct cross-site scripting (XSS) attacks or execute arbitrary code via a crafted web site.
CVE-2014-0815 2 Google, Opera 2 Android, Opera Browser 2025-04-11 4.3 MEDIUM N/A
The intent: URL implementation in Opera before 18 on Android allows attackers to read local files by leveraging an interaction error, as demonstrated by reading stored cookies.
CVE-2011-2637 1 Opera 1 Opera Browser 2025-04-11 5.0 MEDIUM N/A
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 futura-sciences.com, seoptimise.com, and mitosyfraudes.org.
CVE-2012-5180 1 Opera 2 Opera Mini, Opera Mobile 2025-04-11 4.3 MEDIUM N/A
The Opera Mobile application before 12.1 and Opera Mini application before 7.5 for Android do not properly implement the WebView class, which allows attackers to obtain sensitive information via a crafted application.
CVE-2010-4047 1 Opera 1 Opera Browser 2025-04-11 4.3 MEDIUM N/A
Opera before 10.63 does not properly select the security context of JavaScript code associated with an error page, which allows user-assisted remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web site.
CVE-2010-5068 1 Opera 1 Opera Browser 2025-04-11 4.3 MEDIUM N/A
The Cascading Style Sheets (CSS) implementation in Opera 10.5 does not properly handle the :visited pseudo-class, which allows remote attackers to obtain sensitive information about visited web pages via a crafted HTML document, a related issue to CVE-2010-2264.
CVE-2013-3211 1 Opera 1 Opera Browser 2025-04-11 10.0 HIGH N/A
Unspecified vulnerability in Opera before 12.15 has unknown impact and attack vectors, related to a "moderately severe issue."
CVE-2010-2121 1 Opera 1 Opera Browser 2025-04-11 4.3 MEDIUM N/A
Opera 9.52 allows remote attackers to cause a denial of service (resource consumption) via JavaScript code containing an infinite loop that creates IFRAME elements for invalid (1) news:// or (2) nntp:// URIs.