CVE-2012-4142

MediumCVSS 4.3/10Last modified Jun 16, 2026

Description

Opera before 12.01 on Windows and UNIX, and before 11.66 and 12.x before 12.01 on Mac OS X, ignores some characters in HTML documents in unspecified circumstances, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted document.

Metrics

CVSS 2.0 4.3/10AV:N/AC:M/Au:N/C:N/I:P/A:N

Weakness enumeration

CWE-79

Affected software

No affected versions have been published.

Timeline

Published
Aug 6, 2012
Last modified
Jun 16, 2026
NVD status
Modified

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CVE-2012-4142: Medium severity, CVSS 4.3 | Vulnix