Microsoft Internet Explorer 6 through 9, and 10 Consumer Preview, allows remote attackers to bypass Protected Mode or cause a denial of service (memory corruption) by leveraging access to a Low integrity process, as demonstrated by VUPEN during a Pwn2Own competition at CanSecWest 2012.

Microsoft Internet Explorer 9 and earlier does not properly restrict cross-zone drag-and-drop actions, which allows user-assisted remote attackers to read cookie files via vectors involving an IFRAME element with a SRC attribute containing an http: URL that redirects to a file: URL, as demonstrated by a Facebook game, related to a "cookiejacking" issue, aka "Drag and Drop Information Disclosure Vulnerability." NOTE: this vulnerability exists because of an incomplete fix in the Internet Explorer 9 release.

Microsoft Internet Explorer 8 and earlier, and Internet Explorer 9 beta, does not properly restrict cross-zone drag-and-drop actions, which allows user-assisted remote attackers to read cookie files via vectors involving an IFRAME element with a SRC attribute containing a file: URL, as demonstrated by a Facebook game, related to a "cookiejacking" issue.

Stack-based buffer overflow in the NCTAudioFile2.AudioFile ActiveX control (NCTAudioFile2.dll), as used by multiple products, allows remote attackers to execute arbitrary code via a long argument to the SetFormatLikeSample function. NOTE: the products include (1) NCTsoft NCTAudioStudio, NCTAudioEditor, and NCTDialogicVoice; (2) Magic Audio Recorder, Music Editor, and Audio Converter; (3) Aurora Media Workshop; DB Audio Mixer And Editor; (4) J. Hepple Products including Fx Audio Editor and others; (5) EXPStudio Audio Editor; (6) iMesh; (7) Quikscribe; (8) RMBSoft AudioConvert and SoundEdit Pro 2.1; (9) CDBurnerXP; (10) Code-it Software Wave MP3 Editor and aBasic Editor; (11) Movavi VideoMessage, DVD to iPod, and others; (12) SoftDiv Software Dexster, iVideoMAX, and others; (13) Sienzo Digital Music Mentor (DMM); (14) MP3 Normalizer; (15) Roemer Software FREE and Easy Hi-Q Recorder, and Easy Hi-Q Converter; (16) Audio Edit Magic; (17) Joshua Video and Audio Converter; (18) Virtual CD; (…

Internet Explorer 5.01, 5.5, and 6 allows remote attackers to execute arbitrary code via drag and drop events, aka the "Drag-and-Drop Vulnerability."

asycpict.dll, as used in Microsoft products such as Front Page 97 and 98, allows remote attackers to cause a denial of service (hang) via a JPEG image with maximum height and width values.

Mozilla Firefox 0.9.2 allows web sites to set cookies for country-specific top-level domains, such as .ltd.uk, .plc.uk, and .sch.uk, which could allow remote attackers to perform a session fixation attack and hijack a user's HTTP session. NOTE: it was later reported that 2.x is also affected.

Internet Explorer 6.0 allows web sites to set cookies for country-specific top-level domains, such as .ltd.uk, .plc.uk, and .sch.uk, which could allow remote attackers to perform a session fixation attack and hijack a user's HTTP session.

Internet Explorer in Windows XP SP2, and other versions including 5.01 and 5.5, allows remote attackers to install arbitrary programs via a web page that uses certain styles and the AnchorClick behavior, popup windows, and drag-and-drop capabilities to drop the program in the local startup folder, as demonstrated by "wottapoop.html".

Unknown versions of Internet Explorer and Outlook allow remote attackers to spoof a legitimate URL in the status bar via A HREF tags with modified "alt" values that point to the legitimate site, combined with an image map whose href points to the malicious site, which facilitates a "phishing" attack.