# Microsoft Win32K vulnerabilities

Source: https://junglewise.ai/threats/technologies/win32k  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 11 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/win32k.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 25 vulnerabilities in Microsoft Win32K: 0 in the last 7 days and 0 in the last 90 days, 25 of them critical and 25 exploited in the wild. The most recent, CVE-2016-0165, was published on 22 June 2023.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 25 (25 critical, 25 exploited in the wild)

## About Microsoft Win32K

Win32K is a kernel-mode component of Microsoft Windows that handles graphics rendering and window management.

## Latest Microsoft Win32K vulnerabilities

- [CVE-2016-0165: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2016-0165-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 22 Jun 2023)
- [CVE-2023-29336: Microsoft Win32K Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2023-29336-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 9 May 2023)
- [CVE-2015-2360: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2015-2360-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 8.8, published 25 May 2022)
- [CVE-2018-8589: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2018-8589-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 23 May 2022)
- [CVE-2014-4113: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2014-4113-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 4 May 2022)
- [CVE-2021-40450: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2021-40450-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 25 Apr 2022)
- [CVE-2021-41357: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2021-41357-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 25 Apr 2022)
- [CVE-2013-3660: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2013-3660-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 28 Mar 2022)
- [CVE-2018-8120: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2018-8120-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7, published 15 Mar 2022)
- [CVE-2019-1132: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2019-1132-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 15 Mar 2022)
- [CVE-2015-2546: Microsoft Win32k Memory Corruption Vulnerability](https://junglewise.ai/threats/cve-2015-2546-microsoft-win32k-memory-corruption-vulnerability) (critical, exploited in the wild, CVSS 8.2, published 15 Mar 2022)
- [CVE-2015-1701: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2015-1701-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 3 Mar 2022)
- [CVE-2017-0263: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2017-0263-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 10 Feb 2022)
- [CVE-2022-21882: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2022-21882-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 4 Feb 2022)
- [CVE-2018-8453: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2018-8453-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 21 Jan 2022)
- [CVE-2019-1458: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2019-1458-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 10 Jan 2022)
- [CVE-2021-28310: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2021-28310-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 3 Nov 2021)
- [CVE-2019-0803: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2019-0803-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 3 Nov 2021)
- [CVE-2021-1732: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2021-1732-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 3 Nov 2021)
- [CVE-2019-0797: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2019-0797-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 3 Nov 2021)
- [CVE-2020-1054: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2020-1054-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 3 Nov 2021)
- [CVE-2016-0167: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2016-0167-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 3 Nov 2021)
- [CVE-2019-0808: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2019-0808-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 3 Nov 2021)
- [CVE-2019-0859: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2019-0859-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 3 Nov 2021)
- [CVE-2016-7255: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2016-7255-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 3 Nov 2021)

## Most severe Microsoft Win32K vulnerabilities

- [CVE-2015-2360: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2015-2360-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 8.8, published 25 May 2022)
- [CVE-2015-2546: Microsoft Win32k Memory Corruption Vulnerability](https://junglewise.ai/threats/cve-2015-2546-microsoft-win32k-memory-corruption-vulnerability) (critical, exploited in the wild, CVSS 8.2, published 15 Mar 2022)
- [CVE-2016-0165: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2016-0165-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 22 Jun 2023)
- [CVE-2023-29336: Microsoft Win32K Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2023-29336-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 9 May 2023)
- [CVE-2018-8589: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2018-8589-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 23 May 2022)
- [CVE-2014-4113: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2014-4113-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 4 May 2022)
- [CVE-2021-40450: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2021-40450-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 25 Apr 2022)
- [CVE-2021-41357: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2021-41357-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 25 Apr 2022)
- [CVE-2013-3660: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2013-3660-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 28 Mar 2022)
- [CVE-2019-1132: Microsoft Win32k Privilege Escalation Vulnerability](https://junglewise.ai/threats/cve-2019-1132-microsoft-win32k-privilege-escalation-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 15 Mar 2022)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Microsoft technologies

- [Microsoft Windows](https://junglewise.ai/threats/technologies/windows): 2,362 vulnerabilities
- [Microsoft Windows 10](https://junglewise.ai/threats/technologies/windows-10): 589 vulnerabilities
- [Microsoft Windows 11 24h2](https://junglewise.ai/threats/technologies/windows-11-24h2): 565 vulnerabilities
- [Microsoft Windows 11 25h2](https://junglewise.ai/threats/technologies/windows-11-25h2): 534 vulnerabilities
- [Microsoft Windows Server 2025](https://junglewise.ai/threats/technologies/windows-server-2025): 534 vulnerabilities
- [Microsoft Windows Server 2022](https://junglewise.ai/threats/technologies/windows-server-2022): 528 vulnerabilities
- [Microsoft Windows Server 2019](https://junglewise.ai/threats/technologies/windows-server-2019): 521 vulnerabilities
- [Microsoft Windows Server 2012](https://junglewise.ai/threats/technologies/windows-server-2012): 517 vulnerabilities
- [Microsoft Windows 11](https://junglewise.ai/threats/technologies/windows-11): 494 vulnerabilities
- [Microsoft Windows Server 2016](https://junglewise.ai/threats/technologies/windows-server-2016): 476 vulnerabilities
- [Microsoft Windows 10 1809](https://junglewise.ai/threats/technologies/windows-10-1809): 380 vulnerabilities
- [Microsoft Windows 10 21h2](https://junglewise.ai/threats/technologies/windows-10-21h2): 373 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Microsoft Win32K vulnerabilities", https://junglewise.ai/threats/technologies/win32k, 11 November 2026.