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16,385 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.
Microsoft Security Response CenterCVE-2026-95275
MediumCVSS 6.5
Chromium CVE-2026-95275: Incorrect reference resolution in MediaStream
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
Affected productsMicrosoft Edge (Chromium-based)
Fixed versions154.0.4258.37, 154.0.4258.38
Vendor guidance
Release Notes
Microsoft Security Response CenterCVE-2026-95274
HighCVSS 8.3
Chromium CVE-2026-95274: Improper output encoding in DevTools
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
Affected productsMicrosoft Edge (Chromium-based)
Fixed versions154.0.4258.37, 154.0.4258.38
Vendor guidance
Release Notes
Ubuntu Security NoticesUSN-8957-1
Severity not listed
USN-8957-1: authd vulnerability
Ali Mashally discovered that authd did not properly validate user identities when matching accounts from identity providers. An attacker could possibly use this issue to gain access to another user's local account and files, resulting in unauthorized access to sensitive inform...
Cisco Security Advisoriescisco-sa-voice-hardening-twgbH9e3
CriticalPriority signal
Cisco Unified Communications Products Security Hardening Release: October 2026
As part of Cisco's ongoing commitment to proactive security and product quality, engineering teams for Cisco Emergency Responder, Cisco Prime Collaboration Deployment, Cisco Unified Communications Manager (Unified CM), Cisco Unified Communications Manager IM & Presence Service...
Affected productsEmergency Responder, Prime Collaboration Deployment, Unified CM, Unified CM IM&P
Vendor guidance
To assist customers in patching and streamline the disclosure process, Cisco has grouped these issues by their underlying vulnerability class - Common Weakness Enumeration (CWE) - and assigned a single Common Vulnerab...
Cisco Security Advisoriescisco-sa-exwy-hardening-FhcqBVcs
HighPriority signal
Cisco Expressway Series Security Hardening Release: October 2026
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Expressway Series software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internall...
Vendor guidance
To assist customers in patching and streamline the disclosure process, Cisco has grouped these issues by their underlying vulnerability class - Common Weakness Enumeration (CWE) - and assigned a single Common Vulnerab...
Microsoft Security Response CenterCVE-2026-55946
CriticalCVSS 6.1
Microsoft Copilot Information Disclosure Vulnerability
Ai command injection in Microsoft Copilot allows an unauthorized attacker to disclose information over a network.
Affected productsMicrosoft Copilot
Microsoft Security Response CenterCVE-2026-69767
CriticalCVSS 8.8
Microsoft Office PowerPoint Remote Code Execution Vulnerability
Use after free in Microsoft Office PowerPoint allows an unauthorized attacker to execute code 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, 16.112.26090911, 16.0.14334.20906
Vendor guidance
Release Notes Install KB5002920.
Microsoft Security Response CenterCVE-2026-96196
HighCVSS 8.8
Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability
Incomplete list of disallowed inputs in Microsoft Edge (Chromium-based) allows an unauthorized attacker to bypass a security feature over a network.
Affected productsMicrosoft Edge (Chromium-based)
Fixed versions156.0.4314.50
Vendor guidance
Release Notes
Microsoft Security Response CenterCVE-2026-62765
HighCVSS 7.5
Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.
Affected productsMicrosoft Edge (Chromium-based)
Fixed versions149.0.4022.62
Vendor guidance
Release Notes
Microsoft Security Response CenterCVE-2026-96912
HighCVSS 7.8
Windows Client License Service Elevation of Privilege Vulnerability
Use after free in Windows Client License Service allows an authorized attacker to elevate privileges locally.
Affected productsWindows 11 Version 25H2 for x64-based Systems, Windows 11 Version 26H2 for ARM64-based Systems, Windows 11 Version 26H2 for x64-based Systems, Windows Server 2025
Fixed versions10.0.26200.9711, 10.0.26300.9711, 10.0.26100.33650, 10.0.28000.3231
Vendor guidance
Install KB5127648. Install KB5126646. Install KB5127646. Install KB5126651. Install KB5126657. Install KB5126655. Install KB5126653.
Microsoft Security Response CenterCVE-2026-96225
HighCVSS 7.8
.NET Elevation of Privilege Vulnerability
Improper link resolution before file access ('link following') in .NET allows an authorized attacker to elevate privileges locally.
Affected products.NET 8.0 runtime installed on Mac OS, .NET 10.0 runtime installed on Mac OS, .NET 11.0 runtime installed on Linux, .NET 11.0 runtime installed on Mac OS
Fixed versions8.0.32, 10.0.13, 11.0.0-rc.2, 9.0.21
Vendor guidance
Release Notes Install KB5130034. Install KB5130036. Install KB5130035.
Microsoft Security Response CenterCVE-2026-88147
HighCVSS 7.8
Windows Secure Socket Tunneling Protocol (SSTP) Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Secure Socket Tunneling Protocol (SSTP) allows an authorized attacker to elevate privileges locally.
Affected productsWindows 11 Version 26H2 for ARM64-based Systems, Windows 11 Version 26H2 for x64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems
Fixed versions10.0.26300.9711, 10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807
Vendor guidance
Install KB5127648. Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5126653. Install KB5127646. Install KB5126868. Install KB5126836.
Microsoft Security Response CenterCVE-2026-85806
HighCVSS 9.8
Network Policy Server (NPS) Remote Code Execution Vulnerability
Integer underflow (wrap or wraparound) in Network Policy Server (NPS) allows an unauthorized attacker to execute code over a network.
Affected productsWindows 11 Version 26H2 for ARM64-based Systems, Windows 11 Version 26H2 for x64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems
Fixed versions10.0.26300.9711, 10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807
Vendor guidance
Install KB5127648. Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5126653. Install KB5127646. Install KB5126868. Install KB5126835. Install KB5126836.
Microsoft Security Response CenterCVE-2026-70277
HighCVSS 5.5
Windows Fast FAT File System Driver Information Disclosure Vulnerability
Out-of-bounds read in Windows Fast FAT Driver allows an unauthorized 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 versions10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807, 10.0.19045.7807
Vendor guidance
Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5127648. Install KB5126653. Install KB5127646. Install KB5126868. Install KB5126835. Install KB5126836.
Microsoft Security Response CenterCVE-2026-70161
HighCVSS 7.3
.NET Elevation of Privilege Vulnerability
Improper limitation of a pathname to a restricted directory ('path traversal') in .NET allows an authorized attacker to elevate privileges locally.
Affected products.NET 11.0 runtime installed on Windows, .NET 9.0 runtime installed on Windows, .NET 10.0 runtime installed on Windows, Microsoft Visual Studio 2026 version 18.10
Fixed versions11.0.100-rc.2, 9.0.319, 9.0.122, 10.0.402, 18.10.4
Vendor guidance
Release Notes Install KB5130035. Install KB5130036.
Microsoft Security Response CenterCVE-2026-70068
HighCVSS 8.8
Windows Client-Side Caching (CSC) Service Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Client-Side Caching (CSC) Service allows an unauthorized attacker to elevate privileges over a network.
Affected productsWindows 11 Version 24H2 for ARM64-based Systems, Windows 11 Version 24H2 for x64-based Systems, Windows 11 Version 25H2 for ARM64-based Systems, Windows 11 Version 25H2 for x64-based Systems
Fixed versions10.0.26100.9711, 10.0.26200.9711, 10.0.26300.9711, 10.0.26100.33650
Vendor guidance
Install KB5127648. Install KB5126646. Install KB5126835. Install KB5126836. Install KB5126868. Install KB5126651. Install KB5126657. Install KB5126655. Install KB5126653. Install KB5127646.
Microsoft Security Response CenterCVE-2026-70007
HighCVSS 8.8
.NET Framework Remote Code Execution Vulnerability
Out-of-bounds write in .NET Framework allows an unauthorized attacker to execute code over a network.
Affected productsMicrosoft .NET Framework 3.5 on Windows Server 2012, Microsoft .NET Framework 3.5 on Windows Server 2012 R2, .NET 8.0 runtime installed on Windows, .NET 9.0 runtime installed on Windows
Fixed versions2.0.50727.8987 AND 3.0.30729.8982, 8.0.32, 9.0.21, 10.0.13
Vendor guidance
Release Notes Install KB5127660. Install KB5127664. Install KB5130034. Install KB5130035. Install KB5130036. Install KB5127689. Install KB5127690. Install KB5127691. Install KB5127692. Install KB5127694. Install KB512...
Microsoft Security Response CenterCVE-2026-88078
MediumCVSS 4.3
Microsoft Edge (Chromium-based) Spoofing Vulnerability
According to the CVSS metrics, successful exploitation of this vulnerability could lead to no loss of confidentiality (C:N) and integrity (I:N), but could lead to some loss of availability (A:L). What does that mean for this vulnerability? An attacker using either a specially-...
Affected productsMicrosoft Edge (Chromium-based)
Fixed versions156.0.4314.42
Vendor guidance
Release Notes
Microsoft Security Response CenterCVE-2026-20942
LowCVSS 4.3
Microsoft Edge (Chromium-based) Spoofing Vulnerability
Improper restriction of rendered ui layers or frames in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.
Affected productsMicrosoft Edge (Chromium-based)
Fixed versions156.0.4314.42
Vendor guidance
Release Notes
Microsoft Security Response CenterCVE-2026-69473
Severity not listedCVSS 7.0
Windows Kernel Elevation of Privilege Vulnerability
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
Vendor guidance
Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.
Microsoft Security Response CenterCVE-2026-69284
Severity not listedCVSS 7.8
Windows DCOM Server Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows DCOM Server allows an authorized attacker to elevate privileges locally.
Vendor guidance
Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.
Microsoft Security Response CenterCVE-2026-47242
Medium
Net::IMAP: Command Injection via ID command argument
Mariner
Affected productsazl3 ruby 3.3.5-8 on Azure Linux 3.0, azl3 ruby 3.3.5-9 on Azure Linux 3.0, azl3 ruby 3.3.5-10 on Azure Linux 3.0
Fixed versions3.3.13-11
Vendor guidance
Release Notes
Microsoft Security Response CenterCVE-2026-47240
Medium
Net::IMAP: Command Injection via non-synchronizing literal in "raw" argument
Mariner
Affected productsazl3 ruby 3.3.5-9 on Azure Linux 3.0, azl3 ruby 3.3.5-8 on Azure Linux 3.0, azl3 ruby 3.3.5-10 on Azure Linux 3.0
Fixed versions3.3.13-11
Vendor guidance
Release Notes
Microsoft Security Response CenterCVE-2025-44904
HighCVSS 8.8
hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5VM_memcpyvv function.
Mariner
Affected productscbl2 hdf5 1.14.6-1 on CBL Mariner 2.0, azl3 hdf5 1.14.6-2 on Azure Linux 3.0, cbl2 hdf5 1.14.6-2 on CBL Mariner 2.0, cbl2 hdf5 1.14.6-2
Fixed versions1.14.6-3
Vendor guidance
CBL-Mariner Releases Release Notes
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Start with the vendor's bulletin.
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Confirm the installed product and version, read the linked vendor guidance, and test the recommended update or mitigation through your normal change process.