How severe is CVE-2014-1764?

CVE-2014-1764 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2014-1764 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 37% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-1764?

CVE-2014-1764 primarily affects Microsoft Internet Explorer. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-1764?

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-2014-1764 published?

CVE-2014-1764 was published on 2014-04-27 and last updated on 2026-06-17.

CVE-2014-1764

CVE-2014-1764 is a critical-severity vulnerability in Microsoft Internet Explorer with a CVSS 2.0 base score of 10.0. Its EPSS exploit-prediction score of 37% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-264.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 37% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Microsoft Internet Explorer
Published: 2014-04-27
Last modified: 2026-06-17

Description

Microsoft Internet Explorer 7 through 11 allows remote attackers to execute arbitrary code and bypass a sandbox protection mechanism by leveraging "object confusion" in a broker process, as demonstrated by VUPEN during a Pwn2Own competition at CanSecWest 2014.

Frequently asked questions

What is CVE-2014-1764?: Microsoft Internet Explorer 7 through 11 allows remote attackers to execute arbitrary code and bypass a sandbox protection mechanism by leveraging "object confusion" in a broker process, as demonstrated by VUPEN during a Pwn2Own competition at CanSecWest 2014.
How severe is CVE-2014-1764?: CVE-2014-1764 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2014-1764 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 37% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-1764?: CVE-2014-1764 primarily affects Microsoft Internet Explorer. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-1764?: 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-2014-1764 published?: CVE-2014-1764 was published on 2014-04-27 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:microsoft:internet_explorer:7:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:internet_explorer:8:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:internet_explorer:9:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:internet_explorer:10:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:internet_explorer:11:-:*:*:*:*:*:*

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