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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9Vendor sources

4,737Advisories collected

2,721Published or updated in 30 days

2,119Marked critical or high

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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 111 advisories

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Cisco Security Advisories 34 advisories

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Citrix Security Bulletins 17 advisories

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Delinea Security Advisories 7 advisories

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Fortinet PSIRT Advisories 40 advisories

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Ivanti Security Advisories 5 advisories

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Microsoft Security Response Center 4,355 advisories

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Palo Alto Networks Security Advisories 39 advisories

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Ubuntu Security Notices 129 advisories

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4,737 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-2026-72978

Published Sep 8, 2026

HighCVSS 5.9

Active Directory Federation Services (AD FS) Denial of Service Vulnerability

Allocation of resources without limits or throttling in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny service 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, 10.0.26100.33438, 10.0.14393.9512

Vendor guidance

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

CVE-2026-72978

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72977

Published Sep 8, 2026

HighCVSS 6.5

Microsoft Office PowerPoint Information Disclosure Vulnerability

Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information over a network.

Affected productsMicrosoft Office 2019 for 32-bit editions, Microsoft Office 2019 for 64-bit editions, Microsoft 365 Apps for Enterprise for 32-bit Systems, Microsoft 365 Apps for Enterprise for 64-bit Systems

Fixed versions16.0.10417.20207, 16.0.20326.20138, 16.0.14334.20906, 16.0.17932.20976

Vendor guidance

Release Notes Install KB5002920.

CVE-2026-72977

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72976

Published Sep 8, 2026

HighCVSS 5.0

Microsoft Office Word Information Disclosure Vulnerability

Out-of-bounds read in Microsoft Office Word allows an authorized attacker to disclose information locally.

Fixed versions16.0.10417.20207, 16.0.20326.20138, 16.0.14334.20906, 16.0.17932.20976

Vendor guidance

Release Notes Install KB5002923.

CVE-2026-72976

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72975

Published Sep 8, 2026

HighCVSS 6.5

Microsoft Office PowerPoint Information Disclosure Vulnerability

Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information over a network.

Fixed versions16.0.10417.20207, 16.0.20326.20138, 16.0.14334.20906, 16.0.17932.20976

Vendor guidance

Release Notes Install KB5002920.

CVE-2026-72975

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Microsoft Security Response CenterCVE-2026-72974

Published Sep 8, 2026

HighCVSS 6.5

Microsoft Office Excel Information Disclosure Vulnerability

Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.

Affected productsMicrosoft Office 365 for Mac, Microsoft Office 2019 for 32-bit editions, Microsoft Office 2019 for 64-bit editions, Microsoft 365 Apps for Enterprise for 32-bit Systems

Fixed versions16.0.10417.20207, 16.0.20326.20138, 16.0.14334.20906, 16.0.17932.20976

Vendor guidance

Release Notes Install KB5002916.

CVE-2026-72974

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Microsoft Security Response CenterCVE-2026-72973

Published Sep 8, 2026

HighCVSS 8.8

Microsoft Office Word Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

Fixed versions16.0.10417.20207, 16.0.20326.20138, 16.0.14334.20906, 16.0.17932.20976

Vendor guidance

Release Notes Install KB5002923.

CVE-2026-72973

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72972

Published Sep 8, 2026

HighCVSS 8.8

Microsoft Office Word Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

Fixed versions16.0.10417.20207, 16.0.20326.20138, 16.0.14334.20906, 16.0.17932.20976

Vendor guidance

Release Notes Install KB5002923.

CVE-2026-72972

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72967

Published Sep 8, 2026

HighCVSS 7.8

Windows Network Connection Broker Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Network Connection Broker 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-2026-72967

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Microsoft Security Response CenterCVE-2026-72966

Published Sep 8, 2026

HighCVSS 5.5

Windows Remote Access Connection Manager Tampering Vulnerability

Missing authorization in Windows Remote Access Connection Manager allows an authorized attacker to perform tampering 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-2026-72966

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72965

Published Sep 8, 2026

HighCVSS 7.8

Windows WebClient Service Elevation of Privilege Vulnerability

Use after free in Windows WebClient 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. Install KB5123065. Install KB5123066.

CVE-2026-72965

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72963

Published Sep 8, 2026

HighCVSS 7.0

Windows Modern Execution Server Elevation of Privilege Vulnerability

Use after free in Windows Modern Execution Server 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-2026-72963

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72956

Published Sep 8, 2026

HighCVSS 6.5

Microsoft Office PowerPoint Information Disclosure Vulnerability

Untrusted pointer dereference in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information over a network.

Fixed versions16.0.10417.20207, 16.0.20326.20138, 16.0.14334.20906, 16.0.17932.20976

Vendor guidance

Release Notes

CVE-2026-72956

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72953

Published Sep 8, 2026

HighCVSS 7.8

Windows USB Driver Elevation of Privilege Vulnerability

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

Affected productsWindows Server 2022, Windows Server 2022 (Server Core installation), Windows 10 Version 21H2 for 32-bit Systems, Windows 10 Version 21H2 for ARM64-based Systems

Fixed versions10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725, 10.0.26100.33438

Vendor guidance

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

CVE-2026-72953

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72952

Published Sep 8, 2026

HighCVSS 7.0

Windows Spaceport.sys Remote Code Execution Vulnerability

Out-of-bounds read 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.

CVE-2026-72952

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72949

Published Sep 8, 2026

HighCVSS 7.5

Windows SMB Server Network Transport Driver (srvnet.sys) Denial of Service Vulnerability

Null pointer dereference in Windows SMB Server Network Transport Driver (srvnet.sys) allows an unauthorized attacker to deny service over a network.

Affected productsWindows Server 2022, Windows Server 2022 (Server Core installation), Windows Server 2025 (Server Core installation), Windows 11 Version 25H2 for ARM64-based Systems

Fixed versions10.0.20348.5622, 10.0.26100.33438, 10.0.26200.9445, 10.0.22631.7582

Vendor guidance

Install KB5122882. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012.

CVE-2026-72949

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72948

Published Sep 8, 2026

HighCVSS 6.7

Windows DNS Elevation of Privilege Vulnerability

Relative path traversal in Windows DNS 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-2026-72948

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72947

Published Sep 8, 2026

HighCVSS 6.4

Windows File History Service Elevation of Privilege Vulnerability

Integer underflow (wrap or wraparound) 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-2026-72947

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72946

Published Sep 8, 2026

HighCVSS 7.8

Microsoft Storage Port Driver Elevation of Privilege Vulnerability

Heap-based buffer overflow in Storage Port Driver 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 24H2 for ARM64-based Systems

Fixed versions10.0.26100.33438, 10.0.26200.9445, 10.0.26100.9445, 10.0.28000.2954

Vendor guidance

Install KB5122871. Install KB5124008. Install KB5124012.

CVE-2026-72946

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72945

Published Sep 8, 2026

HighCVSS 5.5

Windows Task Scheduler Information Disclosure Vulnerability

Use of uninitialized resource in Windows Task Scheduler 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 KB5122880. Install KB5123099.

CVE-2026-72945

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72944

Published Sep 8, 2026

HighCVSS 7.8

Role: Windows Fax Service Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Fax 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. Install KB5123065. Install KB5123066.

CVE-2026-72944

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72943

Published Sep 8, 2026

HighCVSS 7.5

Windows Deployment Services Remote Code Execution Vulnerability

Use after free in Windows Deployment Services 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, 10.0.26100.33438, 10.0.14393.9512

Vendor guidance

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

CVE-2026-72943

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72942

Published Sep 8, 2026

HighCVSS 6.5

Windows Spaceport.sys Information Disclosure Vulnerability

Out-of-bounds read in Windows Spaceport.sys 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 KB5123066.

CVE-2026-72942

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72941

Published Sep 8, 2026

HighCVSS 7.8

Windows Biometric Service Elevation of Privilege Vulnerability

Heap-based buffer overflow 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-2026-72941

Read the vendor advisory Watch this product

Microsoft Security Response CenterCVE-2026-72940

Published Sep 8, 2026

HighCVSS 8.8

Windows Schannel Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Schannel allows an unauthorized attacker to execute code over a network.

Affected productsWindows Server 2022, Windows Server 2022 (Server Core installation), Windows Server 2025 (Server Core installation), Windows 11 Version 25H2 for ARM64-based Systems

Fixed versions10.0.20348.5622, 10.0.26100.33438, 10.0.26200.9445, 10.0.22631.7582

Vendor guidance

Install KB5122882. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012.

CVE-2026-72940

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.

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