What’s Vulnerable › Vulnerabilities

CVE-2012-4143

• Severity: medium (CVSS 6.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2012-08-06 · updated 2026-06-16
• Weakness: CWE-94

Description

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.

Affected products

• Opera Browser: through 12.00; through 11.65; 12.00-beta, 10.00, 10.00-beta1, 10.00-beta2, 10.00-beta3, 10.01 (+36)

References

• 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/

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