← Back

Opera Browser

opera_browser

Vendor: Opera • 282 CVEs

CVEs (282)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Opera
1Opera Browser
Apr 23, 2026
Apr 12, 2008
N/A· v4
N/A· v3
9.3 HIGH· v2
Opera before 9.27 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted scaled image pattern in an HTML CANVAS element, which triggers memory corruption.
1Opera
1Opera Browser
Apr 23, 2026
Feb 29, 2008
N/A· v4
N/A· v3
4.3 MEDIUM· v2
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 present...Show more
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.Show less
1Opera
1Opera Browser
Apr 23, 2026
Feb 29, 2008
N/A· v4
N/A· v3
6.8 MEDIUM· v2
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.
1Opera
1Opera Browser
Apr 23, 2026
Feb 29, 2008
N/A· v4
N/A· v3
6.8 MEDIUM· v2
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.
1Opera
1Opera Browser
Apr 23, 2026
Dec 24, 2007
N/A· v4
N/A· v3
7.8 HIGH· v2
Opera before 9.25 allows remote attackers to obtain potentially sensitive memory contents via a crafted bitmap (BMP) file, as demonstrated using a CANVAS element and JavaScript in an HTML document for copying these conte...Show more
Opera before 9.25 allows remote attackers to obtain potentially sensitive memory contents via a crafted bitmap (BMP) file, as demonstrated using a CANVAS element and JavaScript in an HTML document for copying these contents from 9.50 beta, a related issue to CVE-2008-0420.Show less
1Opera
1Opera Browser
Apr 23, 2026
Dec 24, 2007
N/A· v4
N/A· v3
7.8 HIGH· v2
Algorithmic complexity vulnerability in Opera 9.50 beta and 9.x before 9.25 allows remote attackers to cause a denial of service (CPU consumption) via a crafted bitmap (BMP) file that triggers a large number of calculati...Show more
Algorithmic complexity vulnerability in Opera 9.50 beta and 9.x before 9.25 allows remote attackers to cause a denial of service (CPU consumption) via a crafted bitmap (BMP) file that triggers a large number of calculations and checks.Show less
1Opera
1Opera Browser
Apr 23, 2026
Dec 24, 2007
N/A· v4
N/A· v3
4.3 MEDIUM· v2
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.
1Opera
1Opera Browser
Apr 23, 2026
Dec 24, 2007
N/A· v4
N/A· v3
10.0 HIGH· v2
Unspecified vulnerability in Opera before 9.25 allows remote attackers to execute arbitrary code via crafted TLS certificates.
1Opera
1Opera Browser
Apr 23, 2026
Dec 24, 2007
N/A· v4
N/A· v3
4.3 MEDIUM· v2
Opera before 9.25 allows remote attackers to conduct cross-domain scripting attacks via unknown vectors related to plug-ins.
1Opera
1Opera Browser
Apr 23, 2026
Oct 18, 2007
N/A· v4
N/A· v3
9.3 HIGH· v2
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.
1Opera
1Opera Browser
Apr 23, 2026
Oct 18, 2007
N/A· v4
N/A· v3
7.5 HIGH· v2
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.
2Adobe
Opera
2Flash Player
Opera Browser
Apr 23, 2026
Oct 18, 2007
N/A· v4
N/A· v3
10.0 HIGH· v2
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.
1Opera
1Opera Browser
Apr 23, 2026
Oct 8, 2007
N/A· v4
N/A· v3
4.3 MEDIUM· v2
Opera 9 drops DNS pins based on failed connections to irrelevant TCP ports, which makes it easier for remote attackers to conduct DNS rebinding attacks, as demonstrated by a port 81 URL in an IMG SRC, when the DNS pin ha...Show more
Opera 9 drops DNS pins based on failed connections to irrelevant TCP ports, which makes it easier for remote attackers to conduct DNS rebinding attacks, as demonstrated by a port 81 URL in an IMG SRC, when the DNS pin had been established for a session on port 80.Show less
1Opera
1Opera Browser
Apr 23, 2026
Sep 18, 2007
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The canvas.createPattern function in Opera 9.x before 9.22 for Linux, FreeBSD, and Solaris does not clear memory before using it to process a new pattern, which allows remote attackers to obtain sensitive information (me...Show more
The canvas.createPattern function in Opera 9.x before 9.22 for Linux, FreeBSD, and Solaris does not clear memory before using it to process a new pattern, which allows remote attackers to obtain sensitive information (memory contents) via JavaScript.Show less
1Opera
1Opera Browser
Apr 23, 2026
Aug 15, 2007
N/A· v4
N/A· v3
9.3 HIGH· v2
Opera before 9.23 allows remote attackers to execute arbitrary code via crafted Javascript that triggers a "virtual function call on an invalid pointer."
1Opera
1Opera Browser
Apr 23, 2026
Jul 21, 2007
N/A· v4
N/A· v3
9.3 HIGH· v2
Use-after-free vulnerability in the BitTorrent support in Opera before 9.22 allows user-assisted remote attackers to execute arbitrary code via a crafted header in a torrent file, which leaves a dangling pointer to an in...Show more
Use-after-free vulnerability in the BitTorrent support in Opera before 9.22 allows user-assisted remote attackers to execute arbitrary code via a crafted header in a torrent file, which leaves a dangling pointer to an invalid object.Show less
1Opera
1Opera Browser
Apr 23, 2026
Jul 17, 2007
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Opera 9.21 allows remote attackers to spoof the data: URI scheme in the address bar via a long URI with trailing whitespace, which prevents the beginning of the URI from being displayed.
1Opera
1Opera Browser
Apr 23, 2026
Jun 11, 2007
N/A· v4
N/A· v3
5.8 MEDIUM· v2
Visual truncation vulnerability in Opera 9.21 allows remote attackers to spoof the address bar and possibly conduct phishing attacks via a long hostname, which is truncated after 34 characters, as demonstrated by a phish...Show more
Visual truncation vulnerability in Opera 9.21 allows remote attackers to spoof the address bar and possibly conduct phishing attacks via a long hostname, which is truncated after 34 characters, as demonstrated by a phishing attack using HTTP Basic Authentication.Show less
1Opera
1Opera Browser
Apr 23, 2026
May 22, 2007
N/A· v4
N/A· v3
9.3 HIGH· v2
Buffer overflow in the transfer manager in Opera before 9.21 for Windows allows user-assisted remote attackers to execute arbitrary code via a crafted torrent file. NOTE: due to the lack of details, it is not clear if t...Show more
Buffer overflow in the transfer manager in Opera before 9.21 for Windows allows user-assisted remote attackers to execute arbitrary code via a crafted torrent file. NOTE: due to the lack of details, it is not clear if this is the same issue as CVE-2007-2274.Show less
1Opera
1Opera Browser
Apr 23, 2026
Apr 25, 2007
N/A· v4
N/A· v3
7.8 HIGH· v2
The BitTorrent implementation in Opera 9.2 allows remote attackers to cause a denial of service (CPU consumption and application crash) via a malformed torrent file. NOTE: the original disclosure refers to this as a mem...Show more
The BitTorrent implementation in Opera 9.2 allows remote attackers to cause a denial of service (CPU consumption and application crash) via a malformed torrent file. NOTE: the original disclosure refers to this as a memory leak, but it is not certain.Show less