CVE-2012-4145

CVE-2012-4145 is a critical-severity vulnerability in Opera Opera Browser with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Unspecified vulnerability in Opera before 12.01 on Windows and UNIX, and before 11.66 and 12.x before 12.01 on Mac OS X, has unknown impact and attack vectors, related to a "low severity issue."

Frequently asked questions

What is CVE-2012-4145?
Unspecified vulnerability in Opera before 12.01 on Windows and UNIX, and before 11.66 and 12.x before 12.01 on Mac OS X, has unknown impact and attack vectors, related to a "low severity issue."
How severe is CVE-2012-4145?
CVE-2012-4145 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2012-4145 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-4145?
CVE-2012-4145 primarily affects Opera Opera Browser. In total, 43 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-4145?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2012-4145 published?
CVE-2012-4145 was published on 2012-08-06 and last updated on 2026-06-16.

References

Affected products (43)

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