{"schema_version":1,"title":"Microsoft Windows Server 2022, 23H2 vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 27 vulnerabilities in Microsoft Windows Server 2022, 23H2: 0 in the last 7 days and 0 in the last 90 days, 12 of them critical and 12 exploited in the wild. The most recent, CVE-2026-33826, was published on 14 April 2026.","url":"https://junglewise.ai/threats/technologies/windows-server-2022-23h2","json_url":"https://junglewise.ai/threats/technologies/windows-server-2022-23h2.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/windows-server-2022-23h2","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":10,"all_time":27,"critical":12,"exploited":12,"last_7_days":0,"last_30_days":0,"last_90_days":0,"last_365_days":14},"latest":[{"cve":"CVE-2026-33826","cvss":8,"epss":0.0054,"slug":"cve-2026-33826-microsoft-windows-active-directory-improper-input-validation","title":"Microsoft Windows Active Directory improper input validation remote code execution","severity":"high","exploited":false,"published_at":"2026-04-14T18:17:35.267+00:00","url":"https://junglewise.ai/threats/cve-2026-33826-microsoft-windows-active-directory-improper-input-validation"},{"cve":"CVE-2026-20920","cvss":7.8,"epss":0.0048,"slug":"cve-2026-20920-microsoft-windows-win32k-use-after-free-in-icomp","title":"Microsoft Windows Win32K use after free in ICOMP","severity":"high","exploited":false,"published_at":"2026-01-13T18:16:18.303+00:00","url":"https://junglewise.ai/threats/cve-2026-20920-microsoft-windows-win32k-use-after-free-in-icomp"},{"cve":"CVE-2026-20876","cvss":6.7,"epss":0.0051,"slug":"cve-2026-20876-microsoft-windows-vbs-enclave-heap-buffer-overflow","title":"Microsoft Windows VBS Enclave heap buffer overflow","severity":"medium","exploited":false,"published_at":"2026-01-13T18:16:17.65+00:00","url":"https://junglewise.ai/threats/cve-2026-20876-microsoft-windows-vbs-enclave-heap-buffer-overflow"},{"cve":"CVE-2026-20871","cvss":7.8,"epss":0.0399,"slug":"cve-2026-20871-microsoft-desktop-window-manager-use-after-free-privilege","title":"Microsoft Desktop Window Manager use after free privilege escalation","severity":"high","exploited":false,"published_at":"2026-01-13T18:16:16.81+00:00","url":"https://junglewise.ai/threats/cve-2026-20871-microsoft-desktop-window-manager-use-after-free-privilege"},{"cve":"CVE-2026-20863","cvss":7,"epss":0.0038,"slug":"cve-2026-20863-microsoft-windows-win32k-double-free-privilege-escalation-in","title":"Microsoft Windows Win32K double free privilege escalation in ICOMP","severity":"high","exploited":false,"published_at":"2026-01-13T18:16:15.467+00:00","url":"https://junglewise.ai/threats/cve-2026-20863-microsoft-windows-win32k-double-free-privilege-escalation-in"},{"cve":"CVE-2026-20842","cvss":7,"epss":0.0038,"slug":"cve-2026-20842-microsoft-windows-dwm-use-after-free-privilege-escalation","title":"Microsoft Windows DWM use after free privilege escalation","severity":"high","exploited":false,"published_at":"2026-01-13T18:16:12.66+00:00","url":"https://junglewise.ai/threats/cve-2026-20842-microsoft-windows-dwm-use-after-free-privilege-escalation"},{"cve":"CVE-2026-20838","cvss":5.5,"epss":0.0063,"slug":"cve-2026-20838-microsoft-windows-kernel-information-disclosure-in-error-messages","title":"Microsoft Windows Kernel information disclosure in error messages","severity":"medium","exploited":false,"published_at":"2026-01-13T18:16:12.153+00:00","url":"https://junglewise.ai/threats/cve-2026-20838-microsoft-windows-kernel-information-disclosure-in-error-messages"},{"cve":"CVE-2026-20835","cvss":5.5,"epss":0.0054,"slug":"cve-2026-20835-microsoft-windows-capability-access-management-service-out-of","title":"Microsoft Windows Capability Access Management Service out-of-bounds read","severity":"medium","exploited":false,"published_at":"2026-01-13T18:16:11.66+00:00","url":"https://junglewise.ai/threats/cve-2026-20835-microsoft-windows-capability-access-management-service-out-of"},{"cve":"CVE-2026-20829","cvss":5.5,"epss":0.0054,"slug":"cve-2026-20829-microsoft-windows-tpm-out-of-bounds-read-information-disclosure","title":"Microsoft Windows TPM out-of-bounds read information disclosure","severity":"medium","exploited":false,"published_at":"2026-01-13T18:16:10.657+00:00","url":"https://junglewise.ai/threats/cve-2026-20829-microsoft-windows-tpm-out-of-bounds-read-information-disclosure"},{"cve":"CVE-2026-20825","cvss":4.4,"epss":0.0051,"slug":"cve-2026-20825-microsoft-windows-hyper-v-improper-access-control-information","title":"Microsoft Windows Hyper-V improper access control information disclosure","severity":"medium","exploited":false,"published_at":"2026-01-13T18:16:09.99+00:00","url":"https://junglewise.ai/threats/cve-2026-20825-microsoft-windows-hyper-v-improper-access-control-information"},{"cve":"CVE-2026-20817","cvss":7.8,"epss":0.0004,"slug":"cve-2026-20817-microsoft-windows-error-reporting-privilege-escalation","title":"Microsoft Windows Error Reporting privilege escalation","severity":"high","exploited":false,"published_at":"2026-01-13T18:16:08.647+00:00","url":"https://junglewise.ai/threats/cve-2026-20817-microsoft-windows-error-reporting-privilege-escalation"},{"cve":"CVE-2026-20811","cvss":7.8,"epss":0.0049,"slug":"cve-2026-20811-microsoft-windows-win32k-type-confusion-privilege-escalation","title":"Microsoft Windows Win32K type confusion privilege escalation","severity":"high","exploited":false,"published_at":"2026-01-13T18:16:07.727+00:00","url":"https://junglewise.ai/threats/cve-2026-20811-microsoft-windows-win32k-type-confusion-privilege-escalation"},{"cve":"CVE-2026-20808","cvss":7,"epss":0.003,"slug":"cve-2026-20808-microsoft-windows-race-condition-in-printer-association-object","title":"Microsoft Windows race condition in Printer Association Object","severity":"high","exploited":false,"published_at":"2026-01-13T18:16:07.197+00:00","url":"https://junglewise.ai/threats/cve-2026-20808-microsoft-windows-race-condition-in-printer-association-object"},{"cve":"CVE-2026-20804","cvss":7.7,"epss":0.005,"slug":"cve-2026-20804-microsoft-windows-hello-incorrect-privilege-assignment","title":"Microsoft Windows Hello incorrect privilege assignment","severity":"high","exploited":false,"published_at":"2026-01-13T18:16:06.843+00:00","url":"https://junglewise.ai/threats/cve-2026-20804-microsoft-windows-hello-incorrect-privilege-assignment"},{"cve":"CVE-2025-30400","cvss":7.8,"slug":"cve-2025-30400-microsoft-windows-dwm-core-library-use-after-free-vulnerability","title":"Microsoft Windows DWM Core Library Use-After-Free Vulnerability","severity":"critical","exploited":true,"published_at":"2025-05-13T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2025-30400-microsoft-windows-dwm-core-library-use-after-free-vulnerability"},{"cve":"CVE-2025-26633","cvss":7,"slug":"cve-2025-26633-microsoft-windows-management-console-mmc-improper-neutralization","title":"Microsoft Windows Management Console (MMC) Improper Neutralization Vulnerability","severity":"critical","exploited":true,"published_at":"2025-03-11T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2025-26633-microsoft-windows-management-console-mmc-improper-neutralization"},{"cve":"CVE-2025-24991","cvss":5.5,"slug":"cve-2025-24991-microsoft-windows-ntfs-out-of-bounds-read-vulnerability","title":"Microsoft Windows NTFS Out-Of-Bounds Read Vulnerability","severity":"critical","exploited":true,"published_at":"2025-03-11T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2025-24991-microsoft-windows-ntfs-out-of-bounds-read-vulnerability"},{"cve":"CVE-2025-21333","cvss":7.8,"slug":"cve-2025-21333-microsoft-windows-hyper-v-nt-kernel-integration-vsp-heap-based","title":"Microsoft Windows Hyper-V NT Kernel Integration VSP Heap-based Buffer Overflow Vulnerability","severity":"critical","exploited":true,"published_at":"2025-01-14T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2025-21333-microsoft-windows-hyper-v-nt-kernel-integration-vsp-heap-based"},{"cve":"CVE-2025-21335","cvss":7.8,"slug":"cve-2025-21335-microsoft-windows-hyper-v-nt-kernel-integration-vsp-use-after","title":"Microsoft Windows Hyper-V NT Kernel Integration VSP Use-After-Free Vulnerability","severity":"critical","exploited":true,"published_at":"2025-01-14T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2025-21335-microsoft-windows-hyper-v-nt-kernel-integration-vsp-use-after"},{"cve":"CVE-2025-21334","cvss":7.8,"slug":"cve-2025-21334-microsoft-windows-hyper-v-nt-kernel-integration-vsp-use-after","title":"Microsoft Windows Hyper-V NT Kernel Integration VSP Use-After-Free Vulnerability","severity":"critical","exploited":true,"published_at":"2025-01-14T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2025-21334-microsoft-windows-hyper-v-nt-kernel-integration-vsp-use-after"},{"cve":"CVE-2024-43455","cvss":8.8,"slug":"cve-2024-43455-microsoft-windows-remote-desktop-licensing-service-spoofing","title":"Microsoft Windows Remote Desktop Licensing Service spoofing vulnerability","severity":"high","exploited":false,"published_at":"2024-09-10T17:15:32.807+00:00","url":"https://junglewise.ai/threats/cve-2024-43455-microsoft-windows-remote-desktop-licensing-service-spoofing"},{"cve":"CVE-2024-38178","cvss":7.5,"slug":"cve-2024-38178-microsoft-windows-scripting-engine-memory-corruption","title":"Microsoft Windows Scripting Engine Memory Corruption Vulnerability","severity":"critical","exploited":true,"published_at":"2024-08-13T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2024-38178-microsoft-windows-scripting-engine-memory-corruption"},{"cve":"CVE-2024-38106","cvss":7,"slug":"cve-2024-38106-microsoft-windows-kernel-privilege-escalation-vulnerability","title":"Microsoft Windows Kernel Privilege Escalation Vulnerability","severity":"critical","exploited":true,"published_at":"2024-08-13T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2024-38106-microsoft-windows-kernel-privilege-escalation-vulnerability"},{"cve":"CVE-2024-38080","cvss":7.8,"slug":"cve-2024-38080-microsoft-windows-hyper-v-privilege-escalation-vulnerability","title":"Microsoft Windows Hyper-V Privilege Escalation Vulnerability","severity":"critical","exploited":true,"published_at":"2024-07-09T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2024-38080-microsoft-windows-hyper-v-privilege-escalation-vulnerability"},{"cve":"CVE-2024-29988","cvss":8.8,"slug":"cve-2024-29988-microsoft-smartscreen-prompt-security-feature-bypass","title":"Microsoft SmartScreen Prompt Security Feature Bypass Vulnerability","severity":"critical","exploited":true,"published_at":"2024-04-30T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2024-29988-microsoft-smartscreen-prompt-security-feature-bypass"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"Microsoft Windows","slug":"windows-","vulnerabilities":977,"url":"https://junglewise.ai/threats/technologies/windows-"},{"name":"Microsoft Windows 10","slug":"windows-10","vulnerabilities":588,"url":"https://junglewise.ai/threats/technologies/windows-10"},{"name":"Microsoft Windows 11","slug":"windows-11","vulnerabilities":493,"url":"https://junglewise.ai/threats/technologies/windows-11"},{"name":"Microsoft Windows Server 2012","slug":"windows-server-2012","vulnerabilities":293,"url":"https://junglewise.ai/threats/technologies/windows-server-2012"},{"name":"Microsoft Windows Server 2016","slug":"windows-server-2016","vulnerabilities":213,"url":"https://junglewise.ai/threats/technologies/windows-server-2016"},{"name":"Microsoft Windows Server 2019","slug":"windows-server-2019","vulnerabilities":211,"url":"https://junglewise.ai/threats/technologies/windows-server-2019"},{"name":"Microsoft Windows 11 24h2","slug":"windows-11-24h2","vulnerabilities":192,"url":"https://junglewise.ai/threats/technologies/windows-11-24h2"},{"name":"Microsoft Windows Server 2022","slug":"windows-server-2022","vulnerabilities":178,"url":"https://junglewise.ai/threats/technologies/windows-server-2022"},{"name":"Microsoft Edge","slug":"edge-chromium-based","vulnerabilities":168,"url":"https://junglewise.ai/threats/technologies/edge-chromium-based"},{"name":"Microsoft Windows 11 25h2","slug":"windows-11-25h2","vulnerabilities":161,"url":"https://junglewise.ai/threats/technologies/windows-11-25h2"},{"name":"Microsoft Windows 11 Version 26H1","slug":"windows-11-version-26h1","vulnerabilities":135,"url":"https://junglewise.ai/threats/technologies/windows-11-version-26h1"},{"name":"Microsoft Windows Server 2025","slug":"windows-server-2025","vulnerabilities":124,"url":"https://junglewise.ai/threats/technologies/windows-server-2025"}],"technology":{"hub":true,"name":"Microsoft Windows Server 2022, 23H2","slug":"windows-server-2022-23h2","vendor":{"name":"Microsoft","slug":"microsoft","url":"https://junglewise.ai/threats/vendors/microsoft"},"aliases":["windows-server-2022-23h2-edition-server-core-installation"],"category":"operating-system","homepage":"https://www.microsoft.com/en-us/windows-server","repo_url":"https://www.microsoft.com/windowsserver","description":"An iteration of the Microsoft Windows Server 2022 operating system.","url":"https://junglewise.ai/threats/technologies/windows-server-2022-23h2"},"most_severe":[{"cve":"CVE-2024-29988","cvss":8.8,"slug":"cve-2024-29988-microsoft-smartscreen-prompt-security-feature-bypass","title":"Microsoft SmartScreen Prompt Security Feature Bypass Vulnerability","severity":"critical","exploited":true,"published_at":"2024-04-30T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2024-29988-microsoft-smartscreen-prompt-security-feature-bypass"},{"cve":"CVE-2024-21412","cvss":8.1,"slug":"cve-2024-21412-microsoft-windows-internet-shortcut-files-security-feature-bypass","title":"Microsoft Windows Internet Shortcut Files Security Feature Bypass Vulnerability","severity":"critical","exploited":true,"published_at":"2024-02-13T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2024-21412-microsoft-windows-internet-shortcut-files-security-feature-bypass"},{"cve":"CVE-2025-30400","cvss":7.8,"slug":"cve-2025-30400-microsoft-windows-dwm-core-library-use-after-free-vulnerability","title":"Microsoft Windows DWM Core Library Use-After-Free Vulnerability","severity":"critical","exploited":true,"published_at":"2025-05-13T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2025-30400-microsoft-windows-dwm-core-library-use-after-free-vulnerability"},{"cve":"CVE-2025-21333","cvss":7.8,"slug":"cve-2025-21333-microsoft-windows-hyper-v-nt-kernel-integration-vsp-heap-based","title":"Microsoft Windows Hyper-V NT Kernel Integration VSP Heap-based Buffer Overflow Vulnerability","severity":"critical","exploited":true,"published_at":"2025-01-14T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2025-21333-microsoft-windows-hyper-v-nt-kernel-integration-vsp-heap-based"},{"cve":"CVE-2025-21335","cvss":7.8,"slug":"cve-2025-21335-microsoft-windows-hyper-v-nt-kernel-integration-vsp-use-after","title":"Microsoft Windows Hyper-V NT Kernel Integration VSP Use-After-Free Vulnerability","severity":"critical","exploited":true,"published_at":"2025-01-14T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2025-21335-microsoft-windows-hyper-v-nt-kernel-integration-vsp-use-after"},{"cve":"CVE-2025-21334","cvss":7.8,"slug":"cve-2025-21334-microsoft-windows-hyper-v-nt-kernel-integration-vsp-use-after","title":"Microsoft Windows Hyper-V NT Kernel Integration VSP Use-After-Free Vulnerability","severity":"critical","exploited":true,"published_at":"2025-01-14T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2025-21334-microsoft-windows-hyper-v-nt-kernel-integration-vsp-use-after"},{"cve":"CVE-2024-38080","cvss":7.8,"slug":"cve-2024-38080-microsoft-windows-hyper-v-privilege-escalation-vulnerability","title":"Microsoft Windows Hyper-V Privilege Escalation Vulnerability","severity":"critical","exploited":true,"published_at":"2024-07-09T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2024-38080-microsoft-windows-hyper-v-privilege-escalation-vulnerability"},{"cve":"CVE-2024-21351","cvss":7.6,"slug":"cve-2024-21351-microsoft-windows-smartscreen-security-feature-bypass","title":"Microsoft Windows SmartScreen Security Feature Bypass Vulnerability","severity":"critical","exploited":true,"published_at":"2024-02-13T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2024-21351-microsoft-windows-smartscreen-security-feature-bypass"},{"cve":"CVE-2024-38178","cvss":7.5,"slug":"cve-2024-38178-microsoft-windows-scripting-engine-memory-corruption","title":"Microsoft Windows Scripting Engine Memory Corruption Vulnerability","severity":"critical","exploited":true,"published_at":"2024-08-13T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2024-38178-microsoft-windows-scripting-engine-memory-corruption"},{"cve":"CVE-2025-26633","cvss":7,"slug":"cve-2025-26633-microsoft-windows-management-console-mmc-improper-neutralization","title":"Microsoft Windows Management Console (MMC) Improper Neutralization Vulnerability","severity":"critical","exploited":true,"published_at":"2025-03-11T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2025-26633-microsoft-windows-management-console-mmc-improper-neutralization"}],"generated_at":"2026-09-27T03:07:00.185062+00:00"}