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Vulnerabilities

Vulnerability · CVE-2019-1132

Microsoft Win32k Privilege Escalation Vulnerability

Published Jul 9, 2019 · catalog updated Jun 16, 2026 · Microsoft Win32k

Patch now

CVE-2019-1132 is in the CISA known-exploited catalog, due Apr 5, 2022. Confirm Microsoft Win32k against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
High7.8
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
9.87%
Remediation
Remediation guidance
Affected products
cpe microsoft/windows 7 · cpe microsoft/windows server 2008 · vendor Microsoft Win32k

An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe microsoft/windows 7version unspecified
  • cpe microsoft/windows server 2008version unspecified
  • cpe microsoft/windows server 2008r2
  • vendor Microsoft Win32kversion unspecified

How to fix CVE-2019-1132

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2019-1132 is in the CISA known-exploited catalog, due Apr 5, 2022. Confirm Microsoft Win32k against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with microsoft/windows server 2008 r2. Apply updates per vendor instructions.

What should an analyst verify?

No weakness class is stored. EPSS 9.87%. The CISA KEV listing is the exploitation evidence. A public exploit reference is linked in Sources. That is not the same as confirmed exploitation. Use the source links for the original advisory.

Technology hubs

Windows security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jul 15, 2019 · Catalog

    Detected

    An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'.

  2. Mar 15, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Apr 5, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'.

Sources

  • CISA KEVConfirmed exploitationCVE-2019-1132

    A privilege escalation vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2019-1132

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2019-1132

    30-day exploitation probability 9.9%

    first.org
  • Exploit DatabasePublic exploit reference47176

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • NIST NVDVulnerability recordCVE-2019-1132

    An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'.

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2019-1132

    A privilege escalation vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.