Integer overflow or wraparound in Remote Desktop Client allows an unauthorized attacker to deny service over a network.

PT - Windows OS Rollups

The remote Windows host is missing security update 5122882. It is, therefore, affected by multiple vulnerabilities

  - Heap-based buffer overflow in Windows USB Mass Storage Class Driver allows an unauthorized attacker to     execute code over a network. (CVE-2026-68839)

  - Integer underflow (wrap or wraparound) in Microsoft UxTheme Library (uxtheme.dll) allows an unauthorized     attacker to execute code over a network. (CVE-2026-69276)

  - Integer overflow or wraparound in Microsoft Windows Media Foundation allows an unauthorized attacker to     execute code over a network. (CVE-2026-69408)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Windows host is missing security update 5122876. It is, therefore, affected by multiple vulnerabilities

  - Heap-based buffer overflow in Windows USB Mass Storage Class Driver allows an unauthorized attacker to     execute code over a network. (CVE-2026-68839)

  - Integer underflow (wrap or wraparound) in Microsoft UxTheme Library (uxtheme.dll) allows an unauthorized     attacker to execute code over a network. (CVE-2026-69276)

  - Integer overflow or wraparound in Microsoft Windows Media Foundation allows an unauthorized attacker to     execute code over a network. (CVE-2026-69408)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Windows host is missing security update 5122878. It is, therefore, affected by multiple vulnerabilities

  - Heap-based buffer overflow in Windows USB Mass Storage Class Driver allows an unauthorized attacker to     execute code over a network. (CVE-2026-68839)

  - Integer underflow (wrap or wraparound) in Microsoft UxTheme Library (uxtheme.dll) allows an unauthorized     attacker to execute code over a network. (CVE-2026-69276)

  - Integer overflow or wraparound in Microsoft Windows Media Foundation allows an unauthorized attacker to     execute code over a network. (CVE-2026-69408)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Windows host is missing security update 5123099. It is, therefore, affected by multiple vulnerabilities

  - Heap-based buffer overflow in Windows USB Mass Storage Class Driver allows an unauthorized attacker to     execute code over a network. (CVE-2026-68839)

  - Integer underflow (wrap or wraparound) in Microsoft UxTheme Library (uxtheme.dll) allows an unauthorized     attacker to execute code over a network. (CVE-2026-69276)

  - Integer overflow or wraparound in Microsoft Windows Media Foundation allows an unauthorized attacker to     execute code over a network. (CVE-2026-69408)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Windows host is missing security update 5122880. It is, therefore, affected by multiple vulnerabilities

  - Heap-based buffer overflow in Windows USB Mass Storage Class Driver allows an unauthorized attacker to     execute code over a network. (CVE-2026-68839)

  - Integer underflow (wrap or wraparound) in Microsoft UxTheme Library (uxtheme.dll) allows an unauthorized     attacker to execute code over a network. (CVE-2026-69276)

  - Integer overflow or wraparound in Microsoft Windows Media Foundation allows an unauthorized attacker to     execute code over a network. (CVE-2026-69408)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Windows host is missing security update 5124008. It is, therefore, affected by multiple vulnerabilities

  - Heap-based buffer overflow in Windows USB Mass Storage Class Driver allows an unauthorized attacker to     execute code over a network. (CVE-2026-68839)

  - Integer underflow (wrap or wraparound) in Microsoft UxTheme Library (uxtheme.dll) allows an unauthorized     attacker to execute code over a network. (CVE-2026-69276)

  - Integer overflow or wraparound in Microsoft Windows Media Foundation allows an unauthorized attacker to     execute code over a network. (CVE-2026-69408)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Windows host is missing security update 5124012. It is, therefore, affected by multiple vulnerabilities

  - Heap-based buffer overflow in Windows USB Mass Storage Class Driver allows an unauthorized attacker to     execute code over a network. (CVE-2026-68839)

  - Integer underflow (wrap or wraparound) in Microsoft UxTheme Library (uxtheme.dll) allows an unauthorized     attacker to execute code over a network. (CVE-2026-69276)

  - Integer overflow or wraparound in Microsoft Windows Media Foundation allows an unauthorized attacker to     execute code over a network. (CVE-2026-69408)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Windows host is missing security update 5122871. It is, therefore, affected by multiple vulnerabilities

  - Heap-based buffer overflow in Windows USB Mass Storage Class Driver allows an unauthorized attacker to     execute code over a network. (CVE-2026-68839)

  - Integer underflow (wrap or wraparound) in Microsoft UxTheme Library (uxtheme.dll) allows an unauthorized     attacker to execute code over a network. (CVE-2026-69276)

  - Integer overflow or wraparound in Microsoft Windows Media Foundation allows an unauthorized attacker to     execute code over a network. (CVE-2026-69408)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Type	Severity
343870	KB5122882: Windows Server 2022 / Azure Stack HCI 22H2 Security Update (September 2026)	Nessus	Windows : Microsoft Bulletins	Local	critical
343869	KB5122876: Windows 10 version 1809 / Windows Server 2019 Security Update (September 2026)	Nessus	Windows : Microsoft Bulletins	Local	critical
343867	KB5122878: Windows 10 version 21H2 / Windows 10 Version 22H2 Security Update (September 2026)	Nessus	Windows : Microsoft Bulletins	Local	critical
343864	KB5123099: Windows 10 Version 1607 / Windows Server 2016 Security Update (September 2026)	Nessus	Windows : Microsoft Bulletins	Local	critical
343863	KB5122880: Windows 11 version 23H2 Security Update (September 2026)	Nessus	Windows : Microsoft Bulletins	Local	critical
343862	KB5124008: Windows 11 Version 24H2 / 25H2 / 26H2 Security Update (September 2026)	Nessus	Windows : Microsoft Bulletins	Local	critical
343861	KB5124012: Windows 11 Version 26H1 Security Update (September 2026)	Nessus	Windows : Microsoft Bulletins	Local	critical
343859	KB5122871: Windows Server 2025 Security Update (September 2026)	Nessus	Windows : Microsoft Bulletins	Local	critical

Detections

Analytics

CVE-2026-77896

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Tenable Plugins

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