Vendor advisories

Security advisories from the vendors you use.

Search new and updated bulletins from Microsoft, Citrix, Cisco, Palo Alto Networks, Fortinet, Ivanti, Delinea, Ubuntu, and AWS. We keep each vendor's advisory ID, affected products, CVEs, severity, dates, and available fix guidance together.

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11Vendor sources

16,892Advisories collected

6,312Published or updated in 30 days

7,001Marked critical or high

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Connected directly to official vendor sources

The original vendor bulletin remains the authority. SecurityAlert gives you one place to find it and compare the details vendors publish in different formats.

AWS Security Bulletins 173 advisories

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Apple Security Releases 29 advisories

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Cisco Security Advisories 107 advisories

Check delayedChecked 26 days ago

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Citrix Security Bulletins 24 advisories

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Delinea Security Advisories 14 advisories

CurrentChecked 28 minutes ago

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Fortinet PSIRT Advisories 55 advisories

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Ivanti Security Advisories 9 advisories

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Microsoft Security Response Center 15,977 advisories

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Palo Alto Networks Security Advisories 59 advisories

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SonicWall PSIRT Advisories 12 advisories

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Ubuntu Security Notices 433 advisories

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16,892 advisories

Each date says whether the vendor published or updated the bulletin. A vendor bulletin describes products that may be affected. It does not prove that the vulnerable product or version is installed in your environment.

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Microsoft Security Response CenterCVE-2026-72930

Published Sep 8, 2026

HighCVSS 7.0

Windows Secure Socket Tunneling Protocol (SSTP) Remote Code Execution Vulnerability

Use after free in Windows Secure Socket Tunneling Protocol (SSTP) allows an authorized attacker to execute code locally.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

CVE-2026-72930

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72929

Published Sep 8, 2026

HighCVSS 7.8

Windows Installer Elevation of Privilege Vulnerability

Improper validation of integrity check value in Windows Installer allows an authorized attacker to elevate privileges locally.

Affected productsWindows Server 2025 (Server Core installation), Windows 11 Version 25H2 for ARM64-based Systems, Windows 11 Version 25H2 for x64-based Systems, Windows 11 Version 23H2 for ARM64-based Systems

Fixed versions10.0.26100.33438, 10.0.26200.9445, 10.0.22631.7582, 10.0.26100.9445

Vendor guidance

Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012.

CVE-2026-72929

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72928

Published Sep 8, 2026

HighCVSS 7.5

Windows DNS Server Remote Code Execution Vulnerability

Use after free in Windows DNS allows an authorized attacker to execute code over a network.

Affected productsWindows Server 2025 (Server Core installation), Windows Server 2025

Fixed versions10.0.26100.33438

Vendor guidance

Install KB5122871.

CVE-2026-72928

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72927

Published Sep 8, 2026

HighCVSS 6.7

Winsock Elevation of Privilege Vulnerability

Heap-based buffer overflow in Winsock allows an authorized attacker to elevate privileges locally.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

CVE-2026-72927

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72926

Published Sep 8, 2026

HighCVSS 7.0

Windows Internet Connection Sharing (ICS) Elevation of Privilege Vulnerability

Use after free in Windows Internet Connection Sharing (ICS) allows an authorized attacker to elevate privileges locally.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099.

CVE-2026-72926

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-71353

Published Sep 8, 2026

HighCVSS 7.0

Windows Routing and Remote Access Service (RRAS) Elevation of Privilege Vulnerability

Double free in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to elevate privileges locally.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

CVE-2026-71353

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-71352

Published Sep 8, 2026

HighCVSS 8.8

Windows Remote Access Connection Manager Remote Code Execution Vulnerability

Integer underflow (wrap or wraparound) in Windows Remote Access Connection Manager allows an authorized attacker to execute code over a network.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

CVE-2026-71352

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-71351

Published Sep 8, 2026

HighCVSS 7.0

Windows Routing and Remote Access Service (RRAS) Elevation of Privilege Vulnerability

Double free in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to elevate privileges locally.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

CVE-2026-71351

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-71350

Published Sep 8, 2026

HighCVSS 6.8

Windows Spaceport.sys Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Spaceport.sys allows an unauthorized attacker to execute code with a physical attack.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

CVE-2026-71350

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-71349

Published Sep 8, 2026

HighCVSS 6.8

Windows Spaceport.sys Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Spaceport.sys allows an unauthorized attacker to execute code with a physical attack.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

CVE-2026-71349

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-71348

Published Sep 8, 2026

HighCVSS 6.8

Windows Spaceport.sys Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Spaceport.sys allows an unauthorized attacker to execute code with a physical attack.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

CVE-2026-71348

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-71345

Published Sep 8, 2026

HighCVSS 7.8

Windows Spaceport.sys Remote Code Execution Vulnerability

Out-of-bounds write in Windows Spaceport.sys allows an authorized attacker to execute code locally.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

CVE-2026-71345

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-71342

Published Sep 8, 2026

HighCVSS 7.0

Windows Remote Access Connection Manager Elevation of Privilege Vulnerability

Use after free in Windows Remote Access Connection Manager allows an authorized attacker to elevate privileges locally.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123066.

CVE-2026-71342

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-71341

Published Sep 8, 2026

HighCVSS 5.5

Windows Partition Management Driver Information Disclosure Vulnerability

Out-of-bounds read in Windows Partition Management Driver allows an authorized attacker to disclose information locally.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

CVE-2026-71341

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-71340

Published Sep 8, 2026

HighCVSS 7.0

Windows File History Service Elevation of Privilege Vulnerability

Use after free in Windows File History Service allows an authorized attacker to elevate privileges locally.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.19044.7725, 10.0.19045.7725, 10.0.26200.9445

Vendor guidance

Install KB5122876. Install KB5122878. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099.

CVE-2026-71340

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-71338

Published Sep 8, 2026

HighCVSS 6.4

Windows Failover Cluster Elevation of Privilege Vulnerability

Double free in Windows Failover Cluster allows an authorized attacker to elevate privileges locally.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.26100.33438, 10.0.14393.9512

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122871. Install KB5123099. Install KB5123065. Install KB5123066.

CVE-2026-71338

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-71334

Published Sep 8, 2026

HighCVSS 7.8

Windows NFS Portmapper Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows NFS Portmapper allows an authorized attacker to elevate privileges locally.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

CVE-2026-71334

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-71333

Published Sep 8, 2026

HighCVSS 7.0

Windows Remote Access Connection Manager Elevation of Privilege Vulnerability

Use after free in Windows Remote Access Connection Manager allows an authorized attacker to elevate privileges locally.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

CVE-2026-71333

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-71332

Published Sep 8, 2026

HighCVSS 7.0

Windows Secure Socket Tunneling Protocol (SSTP) Elevation of Privilege Vulnerability

Use after free in Windows Secure Socket Tunneling Protocol (SSTP) allows an authorized attacker to elevate privileges locally.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099.

CVE-2026-71332

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-71330

Published Sep 8, 2026

HighCVSS 7.5

Windows Services for NFS ONCRPC XDR Driver Information Disclosure Vulnerability

Exposure of sensitive system information to an unauthorized control sphere in Windows Services for NFS ONCRPC XDR Driver allows an unauthorized attacker to disclose information over a network.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

CVE-2026-71330

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-71329

Published Sep 8, 2026

HighCVSS 6.8

Windows NTFS Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code with a physical attack.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

CVE-2026-71329

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-70587

Published Sep 8, 2026

HighCVSS 7.5

Windows Remote Desktop Protocol Information Disclosure Vulnerability

Improper null termination in Windows Remote Desktop Protocol allows an unauthorized attacker to disclose information over a network.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

CVE-2026-70587

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-70582

Published Sep 8, 2026

HighCVSS 6.4

Windows Management Instrumentation Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Management Instrumentation allows an authorized attacker to elevate privileges locally.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

CVE-2026-70582

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-70581

Published Sep 8, 2026

HighCVSS 7.8

Windows Biometric Service Elevation of Privilege Vulnerability

Integer overflow or wraparound in Windows Biometric Service allows an authorized attacker to elevate privileges locally.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)

Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725

Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099.

CVE-2026-70581

Read the vendor advisory Watch this product

Before you act

Start with the vendor's bulletin.

We normalize the fields that vendors publish so you can search and compare advisories in one place. We do not replace the original bulletin or turn a product-name match into proof that a system is vulnerable.

Confirm the installed product and version, read the linked vendor guidance, and test the recommended update or mitigation through your normal change process.

How we check our sources