How severe is CVE-2010-3328?

CVE-2010-3328 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2010-3328 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 32% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-3328?

CVE-2010-3328 primarily affects Microsoft Internet Explorer. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-3328?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2010-3328 published?

CVE-2010-3328 was published on 2010-10-13 and last updated on 2026-06-16.

CVE-2010-3328

CVE-2010-3328 is a high-severity vulnerability in Microsoft Internet Explorer with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 32% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-416.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.3
EPSS exploit prediction: 32% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-416
Affected product: Microsoft Internet Explorer
Published: 2010-10-13
Last modified: 2026-06-16

Description

Use-after-free vulnerability in the CAttrArray::PrivateFind function in mshtml.dll in Microsoft Internet Explorer 6 through 8 allows remote attackers to execute arbitrary code by setting an unspecified property of a stylesheet object, aka "Uninitialized Memory Corruption Vulnerability."

Frequently asked questions

What is CVE-2010-3328?: Use-after-free vulnerability in the CAttrArray::PrivateFind function in mshtml.dll in Microsoft Internet Explorer 6 through 8 allows remote attackers to execute arbitrary code by setting an unspecified property of a stylesheet object, aka "Uninitialized Memory Corruption Vulnerability."
How severe is CVE-2010-3328?: CVE-2010-3328 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2010-3328 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 32% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-3328?: CVE-2010-3328 primarily affects Microsoft Internet Explorer. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-3328?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2010-3328 published?: CVE-2010-3328 was published on 2010-10-13 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:microsoft:internet_explorer:6:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:internet_explorer:7:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:internet_explorer:8:*:*:*:*:*:*:*

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