The remote Windows host is missing security update 5099536. It is, therefore, affected by multiple vulnerabilities

  - Integer overflow or wraparound in Windows RDP allows an unauthorized attacker to execute code over a     network. (CVE-2026-58594)

  - Heap-based buffer overflow in Windows FTP Service allows an unauthorized attacker to execute code over a     network. (CVE-2026-49172)

  - Improper validation of consistency within input in Windows Secure Kernel Mode allows an authorized     attacker to elevate privileges locally. (CVE-2026-42982)

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 5099535. It is, therefore, affected by multiple vulnerabilities

  - Integer overflow or wraparound in Windows RDP allows an unauthorized attacker to execute code over a     network. (CVE-2026-58594)

  - Heap-based buffer overflow in Windows FTP Service allows an unauthorized attacker to execute code over a     network. (CVE-2026-49172)

  - Improper validation of consistency within input in Windows Secure Kernel Mode allows an authorized     attacker to elevate privileges locally. (CVE-2026-42982)

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 5099540. It is, therefore, affected by multiple vulnerabilities

  - Integer overflow or wraparound in Windows RDP allows an unauthorized attacker to execute code over a     network. (CVE-2026-58594)

  - Heap-based buffer overflow in Windows FTP Service allows an unauthorized attacker to execute code over a     network. (CVE-2026-49172)

  - Improper validation of consistency within input in Windows Secure Kernel Mode allows an authorized     attacker to elevate privileges locally. (CVE-2026-42982)

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 5099538. It is, therefore, affected by multiple vulnerabilities

  - Integer overflow or wraparound in Windows RDP allows an unauthorized attacker to execute code over a     network. (CVE-2026-58594)

  - Heap-based buffer overflow in Windows FTP Service allows an unauthorized attacker to execute code over a     network. (CVE-2026-49172)

  - Improper validation of consistency within input in Windows Secure Kernel Mode allows an authorized     attacker to elevate privileges locally. (CVE-2026-42982)

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	Published	Updated	Severity
326849	KB5099536: Windows Server 2025 Security Update (July 2026)	Nessus	Windows : Microsoft Bulletins	7/14/2026	7/17/2026	critical
326857	KB5099535: Windows 10 Version 1607 / Windows Server 2016 Security Update (July 2026)	Nessus	Windows : Microsoft Bulletins	7/14/2026	7/17/2026	critical
326866	KB5099540: Windows Server 2022 / Azure Stack HCI 22H2 Security Update (July 2026)	Nessus	Windows : Microsoft Bulletins	7/14/2026	7/17/2026	critical
326875	KB5099538: Windows 10 version 1809 / Windows Server 2019 Security Update (July 2026)	Nessus	Windows : Microsoft Bulletins	7/14/2026	7/17/2026	critical

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