Opera Browser 3.21

Cross-site scripting (XSS) vulnerability in Opera before 15.00 allows remote attackers to inject arbitrary web script or HTML by leveraging UTF-8 encoding.

Published: 2013-09-13T10:00:00.000Z
Updated: 2024-09-17T01:41:27.862Z

Unspecified vulnerability in Opera before 12.15 has unknown impact and attack vectors, related to a "moderately severe issue."

Published: 2013-04-19T10:00:00.000Z
Updated: 2024-09-16T21:56:26.806Z

Opera before 12.15 does not properly block top-level domains in Set-Cookie headers, which allows remote attackers to obtain sensitive information by leveraging control of a different web site in the same top-level domain.

Published: 2013-04-19T10:00:00.000Z
Updated: 2024-09-16T23:15:57.128Z

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.

Published: 2013-01-02T11:00:00.000Z
Updated: 2024-09-16T19:36:47.778Z

Opera before 12.12 allows remote attackers to spoof the address field via a high rate of HTTP requests.

Published: 2013-01-02T11:00:00.000Z
Updated: 2024-09-17T01:02:05.539Z

Opera before 12.12 does not properly allocate memory for GIF images, which allows remote attackers to execute arbitrary code or cause a denial of service (memory overwrite) via a malformed image.

Published: 2013-01-02T11:00:00.000Z
Updated: 2024-09-16T16:13:30.481Z

Opera before 12.11 allows remote attackers to determine the existence of arbitrary local files via vectors involving web script in an error page.

Published: 2013-01-02T11:00:00.000Z
Updated: 2024-08-06T21:28:39.933Z

Heap-based buffer overflow in Opera before 12.11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a long HTTP response.

Published: 2013-01-02T11:00:00.000Z
Updated: 2024-08-06T21:28:39.954Z

Opera before 12.10 follows Internet shortcuts that are referenced by a (1) IMG element or (2) other inline element, which makes it easier for remote attackers to conduct phishing attacks via a crafted web site, as exploited in the wild in November 2012.

Published: 2013-01-02T11:00:00.000Z
Updated: 2024-08-06T21:28:39.996Z

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.

Published: 2013-01-02T11:00:00.000Z
Updated: 2024-09-17T04:00:05.679Z

Opera before 12.10 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a malformed SVG image.

Published: 2013-01-02T11:00:00.000Z
Updated: 2024-09-16T17:34:04.862Z

Cross-site scripting (XSS) vulnerability in Opera before 12.10 allows remote attackers to inject arbitrary web script or HTML via crafted JavaScript code that overrides methods of unspecified native objects in documents that have different origins.

Published: 2013-01-02T11:00:00.000Z
Updated: 2024-09-16T22:09:14.846Z

Cross-site scripting (XSS) vulnerability in Opera before 12.10 allows remote attackers to inject arbitrary web script or HTML via vectors involving an unspecified sequence of loading of documents and loading of data: URLs.

Published: 2013-01-02T11:00:00.000Z
Updated: 2024-09-16T20:17:53.377Z

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.

Published: 2013-01-02T11:00:00.000Z
Updated: 2024-09-16T19:46:50.586Z

The X.509 certificate-validation functionality in the https implementation in Opera before 12.10 allows remote attackers to trigger a false indication of successful revocation-status checking by causing a failure of a single checking service.

Published: 2013-01-02T11:00:00.000Z
Updated: 2024-09-16T18:49:39.835Z

Opera before 11.67 and 12.x before 12.02 allows remote attackers to cause truncation of a dialog, and possibly trigger downloading and execution of arbitrary programs, via a crafted web site.

Published: 2013-01-02T11:00:00.000Z
Updated: 2024-09-17T00:00:28.392Z

Opera before 12.01 allows remote attackers to cause a denial of service (application crash) via a crafted web site, as demonstrated by the Lenovo "Shop now" page.

Published: 2012-08-06T16:00:00.000Z
Updated: 2024-09-16T20:11:44.916Z

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.

Published: 2012-06-04T17:00:00.000Z
Updated: 2024-09-16T19:40:36.433Z

Unspecified vulnerability in Opera before 10.61 allows remote attackers to cause a denial of service (CPU consumption and application hang) via an animated PNG image.

Published: 2010-08-16T18:25:00.000Z
Updated: 2024-08-07T02:55:46.695Z

The news-feed preview feature in Opera before 10.61 does not properly remove scripts, which allows remote attackers to force subscriptions to arbitrary feeds via crafted content.

Published: 2010-08-16T18:25:00.000Z
Updated: 2024-08-07T02:55:46.569Z

Heap-based buffer overflow in Opera before 10.61 allows remote attackers to execute arbitrary code or cause a denial of service (application crash or hang) via vectors related to HTML5 canvas painting operations that occur during the application of transformations.

Published: 2010-08-16T18:25:00.000Z
Updated: 2024-08-07T02:55:46.560Z

Opera before 10.61 does not properly suppress clicks on download dialogs that became visible after a recent tab change, which allows remote attackers to conduct clickjacking attacks, and consequently execute arbitrary code, via vectors involving (1) closing a tab or (2) hiding a tab, a related issue to CVE-2005-2407.

Published: 2010-08-16T18:25:00.000Z
Updated: 2024-08-07T02:39:37.218Z

Opera 9.52 and earlier allows remote attackers to cause a denial of service (CPU consumption) via a series of automatic submissions of a form containing a KEYGEN element, a related issue to CVE-2009-1828.

Published: 2009-09-18T22:00:00.000Z
Updated: 2024-08-07T06:22:24.410Z

Opera before 10.00 on Linux, Solaris, and FreeBSD does not properly implement the "INPUT TYPE=file" functionality, which allows remote attackers to trick a user into uploading an unintended file via vectors involving a "dropped file."

Published: 2009-09-02T17:00:00.000Z
Updated: 2024-08-07T06:14:55.487Z

Opera before 10.00 does not properly handle a (1) '\0' character or (2) invalid wildcard character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority.

Published: 2009-09-02T17:00:00.000Z
Updated: 2024-08-07T06:14:55.461Z

Opera, possibly before 9.25, processes a 3xx HTTP CONNECT response before a successful SSL handshake, which allows man-in-the-middle attackers to execute arbitrary web script, in an https site's context, by modifying this CONNECT response to specify a 302 redirect to an arbitrary https web site.

Published: 2009-06-15T19:00:00.000Z
Updated: 2024-08-07T05:36:20.460Z

Unspecified vulnerability in Opera before 9.64 has unknown impact and attack vectors, related to a "moderately severe issue."

Published: 2009-03-16T19:00:00.000Z
Updated: 2024-08-07T04:57:16.307Z

Opera before 9.64 allows remote attackers to execute arbitrary code via a crafted JPEG image that triggers memory corruption.

Published: 2009-03-16T19:00:00.000Z
Updated: 2024-08-07T04:57:16.333Z

Unspecified vulnerability in Opera before 9.63 allows remote attackers to "reveal random data" via unknown vectors.

Published: 2008-12-19T16:09:00.000Z
Updated: 2024-08-07T11:04:44.141Z

Cross-site scripting (XSS) vulnerability in Opera before 9.63 allows remote attackers to inject arbitrary web script or HTML via built-in XSLT templates.

Published: 2008-12-19T16:09:00.000Z
Updated: 2024-08-07T11:04:44.537Z

Opera before 9.63 does not block unspecified "scripted URLs" during the feed preview, which allows remote attackers to read existing subscriptions and force subscriptions to arbitrary feed URLs.

Published: 2008-12-19T16:09:00.000Z
Updated: 2024-08-07T11:04:44.147Z

Multiple buffer overflows in Opera before 9.63 might allow (1) remote attackers to execute arbitrary code via a crafted text area, or allow (2) user-assisted remote attackers to execute arbitrary code via a long host name in a file: URL. NOTE: this might overlap CVE-2008-5178.

Published: 2008-12-19T16:09:00.000Z
Updated: 2024-08-07T11:04:44.218Z

Opera before 9.51 does not properly manage memory within functions supporting the CANVAS element, which allows remote attackers to read uninitialized memory contents by using JavaScript to read a canvas image.

Published: 2008-07-09T00:00:00.000Z
Updated: 2024-08-07T09:21:35.031Z

Unspecified vulnerability in Opera before 9.5 allows remote attackers to read cross-domain images via HTML CANVAS elements that use the images as patterns.

Published: 2008-06-16T22:00:00.000Z
Updated: 2024-08-07T09:14:14.339Z

Opera before 9.26 allows remote attackers to misrepresent web page addresses using "certain characters" that "cause the page address text to be misplaced."

Published: 2008-06-16T22:00:00.000Z
Updated: 2024-08-07T09:14:14.652Z

Opera before 9.26 allows remote attackers to "bypass sanitization filters" and conduct cross-site scripting (XSS) attacks via crafted attribute values in an XML document, which are not properly handled during DOM presentation.

Published: 2008-02-29T02:00:00.000Z
Updated: 2024-08-07T08:08:57.727Z

Opera before 9.26 allows user-assisted remote attackers to execute arbitrary script via images that contain custom comments, which are treated as script when the user displays the image properties.

Published: 2008-02-29T02:00:00.000Z
Updated: 2024-08-07T08:08:57.611Z

Opera before 9.26 allows user-assisted remote attackers to read arbitrary files by tricking a user into typing the characters of the target filename into a file input.

Published: 2008-02-29T02:00:00.000Z
Updated: 2024-08-07T08:08:57.606Z

The rich text editing functionality in Opera before 9.25 allows remote attackers to conduct cross-domain scripting attacks by using designMode to modify contents of pages in other domains.

Published: 2007-12-24T20:00:00.000Z
Updated: 2024-08-07T16:11:05.932Z

Unspecified vulnerability in Opera before 9.25 allows remote attackers to execute arbitrary code via crafted TLS certificates.

Published: 2007-12-24T20:00:00.000Z
Updated: 2024-08-07T16:11:05.693Z

Opera before 9.25 allows remote attackers to conduct cross-domain scripting attacks via unknown vectors related to plug-ins.

Published: 2007-12-24T20:00:00.000Z
Updated: 2024-08-07T16:11:06.044Z

Unspecified vulnerability in Opera before 9.24, when using an "external" newsgroup or e-mail client, allows remote attackers to execute arbitrary commands via unknown vectors.

Published: 2007-10-18T00:00:00.000Z
Updated: 2024-08-07T15:31:59.026Z

Unspecified vulnerability in Opera before 9.24 allows remote attackers to overwrite functions on pages from other domains and bypass the same-origin policy via unknown vectors.

Published: 2007-10-18T00:00:00.000Z
Updated: 2024-08-07T15:31:58.746Z

Unspecified vulnerability in Adobe Flash Player 9.0.47.0 and earlier, when running on Opera before 9.24 on Mac OS X, has unknown "Highly Severe" impact and unknown attack vectors.

Published: 2007-10-18T00:00:00.000Z
Updated: 2024-08-07T15:31:58.912Z

The Javascript SVG support in Opera before 9.10 does not properly validate object types in a createSVGTransformFromMatrix request, which allows remote attackers to execute arbitrary code via JavaScript code that uses an invalid object in this request that causes a controlled pointer to be referenced during the virtual function call.

Published: 2007-01-09T02:00:00.000Z
Updated: 2024-08-07T12:03:37.464Z

Integer signedness error in Opera before 8.54 allows remote attackers to execute arbitrary code via long values in a stylesheet attribute, which pass a length check. NOTE: a sign extension problem makes the attack easier with shorter strings.

Published: 2006-04-19T16:00:00.000Z
Updated: 2024-08-07T17:27:29.447Z

The mail client in Opera before 8.50 opens attached files from the user's cache directory without warning the user, which might allow remote attackers to inject arbitrary web script and spoof attachment filenames.

Published: 2005-09-21T04:00:00.000Z
Updated: 2024-08-07T22:53:30.470Z