# KB5035853: March 2024 cumulative update for Windows 11 22H2 KB5035853, released March 12, 2024, fixes 38 CVEs across 4 products. One of them is being exploited (CVE-2024-26169); 1 on CISA KEV. Patch Radar priority: Patch now. - Web page: https://patchblox.com/security/fix/microsoft/kb5035853 - Platform: Microsoft - Released: Mar 12, 2024 - Priority: Patch now (Closes CVE-2024-26169, exploited (CISA KEV, ransomware)) - CVEs: 38, exploited: 1, on CISA KEV: 1 - Vendor advisory: https://support.microsoft.com/help/5035853 ## Applies to | Product | Release | Fixed in | |---|---|---| | [Windows 11 Version 22H2 for ARM64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-11-version-22h2-for-arm64-based-systems.md) | | | | [Windows 11 Version 22H2 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-11-version-22h2-for-x64-based-systems.md) | | | | [Windows 11 Version 23H2 for ARM64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-11-version-23h2-for-arm64-based-systems.md) | | | | [Windows 11 Version 23H2 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-11-version-23h2-for-x64-based-systems.md) | | | ## CVEs this fix closes | CVE | Priority | Component | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2024-26169](https://patchblox.com/security/data/cve/CVE-2024-26169.md) | Patch now | Windows Error Reporting | 7.8 | 0.0401 | CISA KEV, Ransomware | | [CVE-2024-26185](https://patchblox.com/security/data/cve/CVE-2024-26185.md) | Urgent | Windows Compressed Folder | 6.5 | 0.3029 | More likely | | [CVE-2024-21407](https://patchblox.com/security/data/cve/CVE-2024-21407.md) | Urgent | Role: Windows Hyper-V | 8.1 | 0.1626 | | | [CVE-2024-26160](https://patchblox.com/security/data/cve/CVE-2024-26160.md) | Urgent | Windows Cloud Files Mini Filter Driver | 5.5 | 0.1137 | More likely | | [CVE-2024-21437](https://patchblox.com/security/data/cve/CVE-2024-21437.md) | Urgent | Microsoft Graphics Component | 7.8 | 0.0803 | More likely | | [CVE-2024-26170](https://patchblox.com/security/data/cve/CVE-2024-26170.md) | Urgent | Windows Composite Image File System | 7.8 | 0.0665 | More likely | | [CVE-2024-21433](https://patchblox.com/security/data/cve/CVE-2024-21433.md) | Urgent | Windows Print Spooler Components | 7.0 | 0.0514 | More likely | | [CVE-2024-21408](https://patchblox.com/security/data/cve/CVE-2024-21408.md) | Urgent | Role: Windows Hyper-V | 5.5 | 0.0451 | | | [CVE-2024-26190](https://patchblox.com/security/data/cve/CVE-2024-26190.md) | High | Microsoft QUIC | 7.5 | 0.0299 | | | [CVE-2024-21438](https://patchblox.com/security/data/cve/CVE-2024-21438.md) | High | Windows AllJoyn API | 7.5 | 0.0272 | | | [CVE-2024-21435](https://patchblox.com/security/data/cve/CVE-2024-21435.md) | High | Windows OLE | 8.8 | 0.0203 | | | [CVE-2024-21440](https://patchblox.com/security/data/cve/CVE-2024-21440.md) | High | Windows ODBC Driver | 8.8 | 0.0203 | | | [CVE-2024-21450](https://patchblox.com/security/data/cve/CVE-2024-21450.md) | High | Microsoft WDAC OLE DB provider for SQL | 8.8 | 0.0203 | | | [CVE-2024-26166](https://patchblox.com/security/data/cve/CVE-2024-26166.md) | High | Microsoft WDAC OLE DB provider for SQL | 8.8 | 0.0203 | | | [CVE-2024-26162](https://patchblox.com/security/data/cve/CVE-2024-26162.md) | High | Windows ODBC Driver | 8.8 | 0.0202 | | | [CVE-2024-21441](https://patchblox.com/security/data/cve/CVE-2024-21441.md) | High | Microsoft WDAC OLE DB provider for SQL | 8.8 | 0.0195 | | | [CVE-2024-21444](https://patchblox.com/security/data/cve/CVE-2024-21444.md) | High | Microsoft WDAC OLE DB provider for SQL | 8.8 | 0.0195 | | | [CVE-2024-21451](https://patchblox.com/security/data/cve/CVE-2024-21451.md) | High | Microsoft WDAC ODBC Driver | 8.8 | 0.0195 | | | [CVE-2024-26159](https://patchblox.com/security/data/cve/CVE-2024-26159.md) | High | Windows ODBC Driver | 8.8 | 0.0195 | | | [CVE-2024-26161](https://patchblox.com/security/data/cve/CVE-2024-26161.md) | High | Microsoft WDAC OLE DB provider for SQL | 8.8 | 0.0195 | | | [CVE-2024-21443](https://patchblox.com/security/data/cve/CVE-2024-21443.md) | High | Windows Kernel | 7.3 | 0.0129 | | | [CVE-2024-26173](https://patchblox.com/security/data/cve/CVE-2024-26173.md) | High | Windows Kernel | 7.8 | 0.0089 | | | [CVE-2024-26178](https://patchblox.com/security/data/cve/CVE-2024-26178.md) | High | Windows Kernel | 7.8 | 0.0089 | | | [CVE-2024-26176](https://patchblox.com/security/data/cve/CVE-2024-26176.md) | High | Windows Kernel | 7.8 | 0.0083 | | | [CVE-2024-21434](https://patchblox.com/security/data/cve/CVE-2024-21434.md) | High | Microsoft Windows SCSI Class System File | 7.8 | 0.0083 | | | [CVE-2024-21442](https://patchblox.com/security/data/cve/CVE-2024-21442.md) | High | Windows USB Print Driver | 7.8 | 0.0083 | | | [CVE-2024-21436](https://patchblox.com/security/data/cve/CVE-2024-21436.md) | High | Windows Installer | 7.8 | 0.0072 | | | [CVE-2024-21432](https://patchblox.com/security/data/cve/CVE-2024-21432.md) | High | Windows Update Stack | 7.0 | 0.0069 | | | [CVE-2024-21446](https://patchblox.com/security/data/cve/CVE-2024-21446.md) | High | Windows NTFS | 7.8 | 0.0066 | | | [CVE-2024-21431](https://patchblox.com/security/data/cve/CVE-2024-21431.md) | High | Windows Hypervisor-Protected Code Integrity | 7.8 | 0.0064 | | | [CVE-2024-21445](https://patchblox.com/security/data/cve/CVE-2024-21445.md) | High | Windows USB Print Driver | 7.0 | 0.0054 | | | [CVE-2024-21439](https://patchblox.com/security/data/cve/CVE-2024-21439.md) | High | Windows Telephony Server | 7.0 | 0.0052 | | | [CVE-2024-26177](https://patchblox.com/security/data/cve/CVE-2024-26177.md) | Routine | Windows Kernel | 5.5 | 0.0112 | | | [CVE-2024-26181](https://patchblox.com/security/data/cve/CVE-2024-26181.md) | Routine | Windows Kernel | 5.5 | 0.0104 | | | [CVE-2024-26174](https://patchblox.com/security/data/cve/CVE-2024-26174.md) | Routine | Windows Kernel | 5.5 | 0.0092 | | | [CVE-2024-21429](https://patchblox.com/security/data/cve/CVE-2024-21429.md) | Routine | Windows USB Hub Driver | 6.8 | 0.0090 | | | [CVE-2024-21430](https://patchblox.com/security/data/cve/CVE-2024-21430.md) | Routine | Windows USB Serial Driver | 5.7 | 0.0071 | | | [CVE-2023-28746](https://patchblox.com/security/data/cve/CVE-2023-28746.md) | Routine | Intel | 6.5 | 0.0055 | | --- Data as of 2026-11-07T12:40:37Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.