How severe is CVE-2010-0019?

CVE-2010-0019 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2010-0019 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-0019?

CVE-2010-0019 primarily affects Microsoft Silverlight. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-0019?

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-2010-0019 published?

CVE-2010-0019 was published on 2010-08-11 and last updated on 2026-06-16.

CVE-2010-0019

CVE-2010-0019 is a critical-severity vulnerability in Microsoft Silverlight with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 14% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-94.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 14% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Microsoft Silverlight
Published: 2010-08-11
Last modified: 2026-06-16

Description

Microsoft Silverlight 3 before 3.0.50611.0 on Windows, and before 3.0.41130.0 on Mac OS X, does not properly handle pointers, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and framework outage) via a crafted web site, aka "Microsoft Silverlight Memory Corruption Vulnerability."

Frequently asked questions

What is CVE-2010-0019?: Microsoft Silverlight 3 before 3.0.50611.0 on Windows, and before 3.0.41130.0 on Mac OS X, does not properly handle pointers, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and framework outage) via a crafted web site, aka "Microsoft Silverlight Memory Corruption Vulnerability."
How severe is CVE-2010-0019?: CVE-2010-0019 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2010-0019 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-0019?: CVE-2010-0019 primarily affects Microsoft Silverlight. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-0019?: 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-2010-0019 published?: CVE-2010-0019 was published on 2010-08-11 and last updated on 2026-06-16.

References

Affected products (4)

cpe:2.3:a:microsoft:silverlight:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:silverlight:3.0.40624.00:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:silverlight:3.0.40723.0:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:silverlight:3.0.40818.0:*:*:*:*:*:*:*

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