CVE-2010-4579

CVE-2010-4579 is a medium-severity vulnerability in Opera Opera Browser with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Opera before 11.00 does not properly constrain dialogs to appear on top of rendered documents, which makes it easier for remote attackers to trick users into interacting with a crafted web site that spoofs the (1) security information dialog or (2) download dialog.

Frequently asked questions

What is CVE-2010-4579?
Opera before 11.00 does not properly constrain dialogs to appear on top of rendered documents, which makes it easier for remote attackers to trick users into interacting with a crafted web site that spoofs the (1) security information dialog or (2) download dialog.
How severe is CVE-2010-4579?
CVE-2010-4579 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2010-4579 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-4579?
CVE-2010-4579 primarily affects Opera Opera Browser. In total, 112 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-4579?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-4579 published?
CVE-2010-4579 was published on 2010-12-22 and last updated on 2026-06-16.

References

Affected products (112)

More vulnerabilities in Opera Opera Browser

All CVEs affecting Opera Opera Browser →