Vulnerability Report

CVE-2012-4143

RCE

Title: Opera Opera Browser RCE

RCE

Proof Of Concept

No public PoC currently indexed for CVE-2012-4143.

CWE Category CWE-94

Published Date Aug 06, 2012

Modified Date Apr 29, 2026

Exploit Status Not Found

Score 6.8 CVSS v2.0

Exploit Probability (EPSS)

0.67%

Vulnerability Summary

CVE-2012-4143: Opera before 12.01 on Windows and UNIX, and before 11.66 and 12.x before 12.01 on Mac OS X, allows user-assisted remote attackers to trick users into downloading and executing arbitrary files via a small window for the download dialog, a different vulnerability than CVE-2012-1924.

Impacted Vendors

opera 1

Reference Links

http://www.opera.com/docs/changelogs/mac/1166/ http://www.opera.com/docs/changelogs/mac/1201/ http://www.opera.com/docs/changelogs/unix/1201/ http://www.opera.com/docs/changelogs/windows/1201/ http://www.opera.com/support/kb/view/1027/ http://www.opera.com/docs/changelogs/mac/1166/ http://www.opera.com/docs/changelogs/mac/1201/ http://www.opera.com/docs/changelogs/unix/1201/ http://www.opera.com/docs/changelogs/windows/1201/ http://www.opera.com/support/kb/view/1027/

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

6.8

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:M/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2012-4143 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

April 29, 2026 MODIFIED

Vulnerability data updated via NVD.

April 11, 2025 MODIFIED

Vulnerability data or affected products updated.

August 06, 2012 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected Stack

No specific products linked.