CVE-2020-0922

CVE-2020-0922 is a high-severity vulnerability in Microsoft Windows 10 with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

• Severity: High (CVSS 3.x base score 8.8)
• CVSS v2: 9.3
• EPSS exploit prediction: 5% (90th percentile)
• Actively exploited: Not listed in CISA KEV
• Affected product: Microsoft Windows 10
• Published: 2020-09-11
• Last modified: 2026-06-17

Description

<p>A remote code execution vulnerability exists in the way that Microsoft COM for Windows handles objects in memory. An attacker who successfully exploited the vulnerability could execute arbitrary code on a target system.</p> <p>To exploit the vulnerability, a user would have to open a specially crafted file or lure the target to a website hosting malicious JavaScript.</p> <p>The security update addresses the vulnerability by correcting how Microsoft COM for Windows handles objects in memory.</p>

Frequently asked questions

What is CVE-2020-0922?

<p>A remote code execution vulnerability exists in the way that Microsoft COM for Windows handles objects in memory. An attacker who successfully exploited the vulnerability could execute arbitrary code on a target system.</p> <p>To exploit the vulnerability, a user would have to open a specially crafted file or lure the target to a website hosting malicious JavaScript.</p> <p>The security update addresses the vulnerability by correcting how Microsoft COM for Windows handles objects in memory.</p>

How severe is CVE-2020-0922?

CVE-2020-0922 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-2020-0922 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-0922?

CVE-2020-0922 primarily affects Microsoft Windows 10. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-0922?

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-2020-0922 published?

CVE-2020-0922 was published on 2020-09-11 and last updated on 2026-06-17.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0922

Affected products (24)

• cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:*
• cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x86:*
• cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:*
• cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x86:*
• cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:x64:*
• cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:x86:*
• cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:x64:*
• cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:x86:*
• cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:*
• cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:*
• cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server_2016:1903:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*

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