CVE-2005-0457

CVE-2005-0457 affects Opera on Gentoo Linux (versions 7.54 and earlier) due to an insecure plugin path that allows local privilege escalation by placing malicious libraries in the PORTAGE_TMPDIR. Connected sources (Gentoo GLSA 200502-17) reiterate this as a vulnerability in Opera’s handling of pl...

CVE-2005-1139

Opera 8 Beta 3 could display the Organizational information of SSL certificates using first-generation vetted certs, enabling spoofing and phishing attacks. The issue is addressed in Opera’s 8.0 update per SUSE-SA:2005:031 advisory; remediation is to upgrade to Opera 8.0+ (or later) where this is...

CVE-2007-6522

Opera prior to version 9.25 contains CVE-2007-6522 where rich text editing via designMode can be abused to perform cross-domain scripting. The vulnerability’s impact is described as enabling cross-site scripting by modifying contents in pages on other domains, with associated risk of information ...

CVE-2008-5681

Opera before 9.63 is affected by CVE-2008-5681: the feed preview does not block unspecified scripted URLs, allowing a remote attacker to read existing subscriptions and force subscriptions to arbitrary feed URLs. Gentoo GLSA 200903-30/Opera advisories recommend upgrading to Opera 9.64 or later as...

CVE-2010-1728

Opera before 10.53 on Windows and Mac OS X is affected by an uninitialized memory access vulnerability triggered by asynchronous document modifications initiated by JavaScript writing sequences in an infinite loop. This can allow remote code execution or cause a crash. The issue is addressed in ...

CVE-2010-2455

Technical details for CVE-2010-2455 are not provided in the supplied documents. The connected Nessus/OpenSUSE advisories reference other CVEs (1205-1215, etc.) but do not elaborate on this specific Opera spoofing issue. Monitor for updates.

CVE-2010-3019

CVE-2010-3019 refers to a heap-based buffer overflow in Opera prior to 10.61. The overflow occurs in HTML5 canvas painting during application of transformations, allowing a remote attacker to execute arbitrary code or cause a denial of service (application crash/hang). Multiple connected advisori...

CVE-2010-3020

Opera before 10.61 contains a vulnerability in the news-feed preview where scripts are not properly removed, allowing an attacker to force subscriptions to arbitrary feeds via crafted content. Affected software: Opera browser (pre-10.61). Root cause: improper sanitization/removal of scripts in th...

CVE-2010-4050

CVE-2010-4050 affects Opera before 10.63, with memory corruption leading to a denial of service when an SVG document is referenced in an IMG element. The affected software is the Opera browser (across Windows, Linux, macOS as cited in connected OpenVAS entries). Root cause: handling of SVG in IMG...

CVE-2010-5068

Opera 10.5 is reported to mishandle the :visited CSS pseudo-class, enabling potential information disclosure of visited pages. The CVE-2010-5068 entry documents this issue with MEDIUM severity (CVSS v2 base score 4.3). OpenVAS/OpenVAS-derived entries also reference multiple information-disclosure...

CVE-2011-2610

CVE-2011-2610 is an Opera browser vulnerability affecting versions before 11.50, described as an unspecified issue with unknown impact and attack vectors. The CVSS metrics in the initial record indicate a high-risk, network-exploitable flaw (AV:N/AC:L/Au:N/C:C/I:C/A:C; base score 10.0). Public ma...

CVE-2011-2621

Opera before 11.50 is vulnerable to a remote denial of service (crash) through form-layout related vectors. The vulnerability is described across multiple connected sources as an unspecified issue allowing remote exploitation, with remediation involving upgrading to Opera 11.50 or newer (as noted...

CVE-2012-3562

CVE-2012-3562 affects Opera before 12.00 Beta. The vulnerability arises from improper handling of a crafted web page during a reload, enabling a user‑assisted remote attacker to cause an application crash (DoS). The NVD description confirms the attacker requires user action and the impact is deni...

CVE-2012-4142

Opera’s CVE-2012-4142 affects multiple platforms: Windows/UNIX builds before 12.01 and Mac OS X builds before 11.66 (and before 12.01 for 12.x lines). The flaw arises from Opera’s HTML parsing, which ignores some characters under unspecified circumstances, enabling remote XSS via crafted document...

CVE-2012-6465

Opera before 12.10 is vulnerable to remote code execution or application crash via a malformed SVG image (CVE-2012-6465). The CVE is referenced in multiple sources (Red Hat security advisory, GLSA 201406-14, OpenVAS entries) that describe the vulnerability as part of a set of Opera issues with hi...

CVE-2004-0537

Opera 7.50 and earlier is vulnerable to address bar spoofing via the favicon feature. The weakness allows remote web pages to provide a favicon that is wider than expected, enabling spoofing of the apparent domain and facilitating phishing using a wide icon and added spaces. Concrete details acro...

CVE-2007-0127

CVE-2007-0127 affects Opera before 9.10, where the Javascript SVG support fails to validate object types in a createSVGTransformFromMatrix request. This can allow remote attackers to execute arbitrary code via JavaScript that uses an invalid object, causing a controlled pointer to be referenced d...

CVE-2007-4367

CVE-2007-4367 affects Opera prior to 9.23 due to a flaw in the JavaScript engine that can trigger a “virtual function call on an invalid pointer.” This allows remote arbitrary code execution. Documents reference Opera updates/patches (Opera 9.23+), e.g., SUSE/Gentoo advisories and OpenVAS/Nessus ...

CVE-2008-2715

Summary: CVE-2008-2715 is an unspecified vulnerability in Opera prior to 9.5 that could allow remote attackers to read cross-domain images via HTML CANVAS elements that use the images as patterns. This vulnerability is reflected in multiple advisories (SUSE/OpenSUSE patches; NVD entry) and is add...

CVE-2009-3045

Opera before 10.00 trusts root X.509 certificates signed with MD2, enabling MITM with a crafted server certificate and spoofing of SSL servers. Affected component is the browser’s certificate handling; the root cause is acceptance of MD2-signed certificates, which undermines TLS trust. In practic...

CVE-2009-3048

Opera before 10.00 on Linux, Solaris, and FreeBSD is vulnerable due to improper handling of INPUT TYPE=file, enabling a remote attacker to trick a user into uploading an unintended file via a dropped-file vector. The issue is documented in CVE-2009-3048 and is echoed across multiple feeds (NVD en...

CVE-2010-4586

The CVE-2010-4586 issue concerns Opera before 11.00, where WebSockets functionality is enabled by default. The description indicates an unspecified impact and remote attack vectors, and notes a possible relation to CVE-2010-4508. Connected sources confirm that Opera 11.00 includes fixes, implying...

CVE-2010-5072

Opera 10.5 JavaScript getComputedStyle implementation is vulnerable to information disclosure. The vulnerability arises because the set of values returned by getComputedStyle is not properly restricted, allowing an attacker to remotely obtain sensitive information about visited web pages. This af...

CVE-2011-3388

The CVE-2011-3388 issue affects Opera before 11.51, where Extended Validation/trusted sources handling could cause the address bar and page information dialog to display security info from a trusted site for an insecure site, potentially misleading users. This is an information-disclosure/trust-d...

CVE-2007-3142

CVE-2007-3142 affects Opera 9.21, where a visual truncation of a long hostname can spoof the address bar and enable phishing (demonstrated via HTTP Basic Authentication). The Gentoo GLSA advisory recommends upgrading to Opera ≥ 9.23 to resolve the issue. No exploit details are provided beyond the...

CVE-2008-4694

CVE-2008-4694 affects Opera prior to 9.60. The vulnerability arises from a crafted redirect URL that can cause the browser to crash (DoS) or allow remote code execution. Public sources in the connected docs corroborate that Opera 9.60 and earlier are impacted and note additional related issues (C...

CVE-2008-4725

CVE-2008-4725 describes a Cross-site scripting (XSS) vulnerability in Opera 9.52 related to History Search where query-string data is not properly escaped before storage in md.dat. The issue allows remote attackers to inject scripts via History Search results. Connected sources confirm Opera 9.52...

CVE-2009-3265

Opera 9.x/10.x is affected by CVE-2009-3265, a Cross-site scripting (XSS) flaw where rendering of RSS/Atom feeds as scripted content enables injection of arbitrary script/HTML. The underlying issue is the handling of application/rss+xml as scripted content. The vendor reportedly viewed this as a ...

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-2003-1387

CVE-2003-1387 : A buffer overflow in Opera 6.05 and 6.06 (and possibly other versions) can be triggered by a URL containing a long username, allowing a remote attacker to potentially execute arbitrary code. The connected NVD entry confirms the vulnerability details but does not specify a patch ve...

CVE-2004-0872

CVE-2004-0872 affects Opera and describes a cookie handling flaw where cookies sent over an insecure channel (HTTP) can also be presented on a secure channel (HTTPS/SSL) within the same domain. This enables potential cookie leakage and unauthorized session usage (Cross Security Boundary Cookie In...

CVE-2005-0235

CVE-2005-0235 concerns the IDN homograph spoofing vulnerability in Opera 7.54, where punycode-encoded domain names are decoded in URLs and SSL certificates in a way that can impersonate domains and enable phishing. The SUSE advisory SUSE-SA-2005:031 notes this issue as part of Opera’s vulnerabili...

CVE-2005-1475

The CVE-2005-1475 issue affects Opera 8.0 Final Build 1095 where the XMLHttpRequest object could bypass same-origin restrictions due to insufficient validation of server-side redirects, allowing a remote attacker to access resources on other domains and perform actions with the user’s privileges....

CVE-2006-3331

Opera before 9.0 contains a vulnerability where the SSL security bar is not reset after a download dialog from an SSL-enabled site, allowing remote attackers to spoof a trusted SSL certificate from an untrusted site and enabling phishing attacks. The available connected documents confirm the affe...

CVE-2010-1310

CVE-2010-1310 affects Opera 10.50, where crafted XSLT constructs can cause the browser to return cached contents of other pages, enabling information disclosure. Root cause: XSLT processing allows access to cached documents. Impact: remote attackers may obtain sensitive information. Exploitation ...

CVE-2010-2121

Opera 9.52 is vulnerable to remote denial of service through JavaScript that loops infinitely to create IFRAMEs for invalid news:// or nntp:// URIs. The issue is a resource consumption DoS; no exploit details are provided in the connected materials. No remediation is specified in the supplied doc...

CVE-2010-2665

CVE-2010-2665 is an XSS vulnerability in Opera tracked across multiple sources. Affected software includes Opera before 10.54 on Windows and macOS, and before 10.11 on UNIX. The vulnerability allows remote attackers to inject arbitrary web script or HTML via a data: URI, related to incorrect dete...

CVE-2010-4583

CVE-2010-4583 affects Opera prior to 11.00. When Opera Turbo is enabled, the browser may fail to display a page’s security indicator, enabling spoofing of trusted content via a crafted site. This vulnerability is addressed by upgrading Opera to a newer version (e.g., Opera 12.00.1467 or later as ...

CVE-2011-2612

CVE-2011-2612: A denial-of-service vulnerability in Opera browser affecting versions before 11.50, triggered by processing unspecified content on a web page (demonstrated via progorod.ru). Public records (RH/SUSE/Gentoo advisories and OpenVAS notes) corroborate that Opera 11.50 fixed multiple sec...

CVE-2011-2614

CVE-2011-2614 affects the SVG rendering in Opera prior to 11.50. The vulnerability allows a remote attacker to cause an application crash (DoS) by crafting a path with many drawn characters. Exploitation details are not provided in the sources; no in‑the‑wild exploit information is included. Reme...

CVE-2011-2624

Opera before 11.50 is affected by a denial-of-service vulnerability caused by improper handling of a large table in print preview. The issue affects the print preview rendering path and can cause the application to hang. Publicly referenced advisories confirm this CVE-2011-2624 issue and indicate...

CVE-2011-2634

CVE-2011-2634 affects Opera prior to 11.10, enabling remote attackers to hijack (1) searches and (2) customizations via unspecified third‑party applications. The linked open vulnerability entries corroborate Opera browser vulnerabilities in 2011, with multiple advisories referencing Opera 11.x. R...

CVE-2011-4681

Opera before 11.60 is affected by a vulnerability where the browser does not properly account for the number of dot characters in domain names within the same top-level domain, allowing a remote attacker to bypass the Same Origin Policy by accessing a differently named domain in the same TLD (e.g...

CVE-2012-1925

CVE-2012-1925 affects Opera before 11.62. The dialog window stacking order could fail to stay on top of content windows, enabling a user‑assisted remote attacker to trick users into downloading and executing arbitrary files via a download dialog that is placed under other windows. Affected produc...

CVE-2012-6468

CVE-2012-6468 is described in the initial document as a heap-based buffer overflow in Opera (pre-12.11) that could be triggered by a long HTTP response, allowing remote code execution or memory corruption. Connected openvas entries corroborate multiple Opera vulnerabilities around the same period...

CVE-2013-1637

Opera pre-12.13 is vulnerable to remote code execution via DOM event vectors (CVE-2013-1637). Connected sources (SUSE GLSA 201406-14 and OpenVAS entries) confirm affected package: Opera with vulnerabilities described as multiple DOM-event related flaws enabling arbitrary code execution. The OpenV...

CVE-2006-6955

Opera before 10.53 on Windows and Mac OS X is vulnerable to DoS (application crash) through a page containing a large number of nested tags, due to improper handling of asynchronous document modifications. This vulnerability is related to CVE-2006-2723. The available connected sources indicate t...

CVE-2007-2274

CVE-2007-2274 describes a DoS in Opera’s BitTorrent implementation (Opera 9.2) triggered by a malformed torrent file, with original disclosures mentioning a memory leak but uncertainty remains. Connected sources also reference related Opera issues: CVE-2007-2809 describes a buffer overflow in Ope...

CVE-2008-2714

Summary: CVE-2008-2714 affects Opera before 9.26, where remote attackers could misrepresent web page addresses by using certain characters that cause the address text to be misplaced. Impact (as stated): The issue enables manipulation of how a page address is displayed, potentially enabling phish...

CVE-2008-5680

CVE-2008-5680 corresponds to multiple buffer overflow vulnerabilities in Opera before 9.63. Specifically, insecure handling in (1) text-area processing and (2) long host names in file:// URLs could allow remote code execution. The combined impact is high: a remote attacker could trigger arbitrary...