How severe is CVE-2011-3046?

CVE-2011-3046 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2011-3046 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-3046?

CVE-2011-3046 primarily affects Google Chrome. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-3046?

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-2011-3046 published?

CVE-2011-3046 was published on 2012-03-09 and last updated on 2026-06-16.

CVE-2011-3046

CVE-2011-3046 is a critical-severity vulnerability in Google Chrome 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. The underlying weakness is classified as CWE-79.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Google Chrome
Published: 2012-03-09
Last modified: 2026-06-16

Description

The extension subsystem in Google Chrome before 17.0.963.78 does not properly handle history navigation, which allows remote attackers to execute arbitrary code by leveraging a "Universal XSS (UXSS)" issue.

Frequently asked questions

What is CVE-2011-3046?: The extension subsystem in Google Chrome before 17.0.963.78 does not properly handle history navigation, which allows remote attackers to execute arbitrary code by leveraging a "Universal XSS (UXSS)" issue.
How severe is CVE-2011-3046?: CVE-2011-3046 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2011-3046 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-3046?: CVE-2011-3046 primarily affects Google Chrome. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-3046?: 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-2011-3046 published?: CVE-2011-3046 was published on 2012-03-09 and last updated on 2026-06-16.

References

Affected products (4)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:opensuse:12.1:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

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