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CVE-2020-1239

A memory corruption vulnerability exists when Windows Media Foundation improperly handles objects...

8.8 High

A memory corruption vulnerability exists when Windows Media Foundation improperly handles objects in memory, aka 'Media Foundation Memory Corruption Vulnerability'. This CVE ID is unique from CVE-2020-1238.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

6.08%Up 0.5 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

A memory corruption vulnerability exists when Windows Media Foundation improperly handles objects in memory, aka 'Media Foundation Memory Corruption Vulnerability'. This CVE ID is unique from CVE-2020-1238.

Record
CVE-2020-1239
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0
6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness
CWE-20, CWE-191, CWE-787
Updated
2026-11-02
CVE List No score

A memory corruption vulnerability exists when Windows Media Foundation improperly handles objects in memory, aka 'Media Foundation Memory Corruption Vulnerability'. This CVE ID is unique from CVE-2020-1238.

Record
CVE-2020-1239
Updated
2026-11-02
EUVDEUVD-2020-12118 No score

A memory corruption vulnerability exists when Windows Media Foundation improperly handles objects in memory, aka 'Media Foundation Memory Corruption Vulnerability'. This CVE ID is unique from CVE-2020-1238.

Record
EUVD-2020-12118
Updated
2026-11-03
GitHub AdvisoriesGHSA-rcxx-7qxw-r6gw No score

A memory corruption vulnerability exists when Windows Media Foundation improperly handles objects...

A memory corruption vulnerability exists when Windows Media Foundation improperly handles objects in memory, aka 'Media Foundation Memory Corruption Vulnerability'. This CVE ID is unique from CVE-2020-1238.

Record
GHSA-rcxx-7qxw-r6gw
Weakness
CWE-119
Updated
2026-11-02

Affected products

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History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-1239 is a high vulnerability (CVSS 8.8) in Microsoft Windows, published June 9, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 6.08%, the 93rd percentile. No source names a fixed version.

References

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