Security Bulletin: IBM WebSphere Application Server is affected by an improper authentication (CVE-2026-95680)

Summary IBM WebSphere Application Server is affected by an improper authentication. Vulnerability Details CVEID:CVE-2026-95680 DESCRIPTION: IBM WebSphere Application Server could allow an authenticated attacker to bypass authorization leading to administrative impersonation across the cell...

Security Bulletin: IBM WebSphere Application Server Liberty is affected by a deserialization of untrusted data (CVE-2026-93905)

Summary IBM WebSphere Application Server Liberty is affected by a deserialization of untrusted data with the batchManagement-1.0 enabled. Vulnerability Details CVEID:CVE-2026-93905 DESCRIPTION: IBM WebSphere Application Server Liberty could allow an unauthenticated remote attacker to corrupt the...

Security Bulletin: IBM WebSphere Application Server Liberty is affected by multiple vulnerabilities (CVE-2026-93895, CVE-2026-95695, CVE-2026-95696)

Summary IBM WebSphere Application Server Liberty is affected by multiple vulnerabilities with grpc-1.0 enabled. Vulnerability Details CVEID:CVE-2026-93895 DESCRIPTION: WebSphere Application Server Liberty could allow an unauthenticated remote attacker to bypass access controls configured on gRPC...

Security Bulletin: IBM WebSphere Application Server Liberty is affected by an improper access control (CVE-2026-105443)

Summary IBM WebSphere Application Server Liberty is affected by an improper access control vulnerability with the restConnector-1.0 or restConnector-2.0 enabled. Vulnerability Details CVEID:CVE-2026-105443 DESCRIPTION: IBM WebSphere Application Server Liberty has insufficient isolation between...

Security Bulletin: IBM i is Affected by a Denial of Service in Digital Certificate Manager [CVE-2026-107674]

Summary IBM i is vulnerable to denial of service CVE-2026-107674 in Digital Certificate Manager DCM as described in the vulnerability details section. Vulnerability Details ID: CVE-2026-107674 DESCRIPTION: IBM i is vulnerable to a denial of service to Digital Certificate Manager DCM for System TL...

Security Bulletin: IBM i is Affected by a Heap Buffer Overflow Vulnerability in Zlib [CVE-2026-85091]

Summary IBM i is vulnerable to a heap buffer overflow vulnerability due to an unchecked memmove in Zlib CVE-2026-85091 as described in the vulnerability details section. Vulnerability Details CVEID:CVE-2026-85091 DESCRIPTION: zlib versions 1.3.1.2 through 1.3.2 contain a heap buffer overflow...

Security Bulletin: IBM i is Affected by an Improper Authentication Vulnerability in IBM Navigator for i [CVE-2026-93744].

Summary IBM i is vulnerable to a security bypass due to improper access control in IBM Navigator for i CVE-2026-93744 as described in the vulnerability details section. Vulnerability Details ID: CVE-2026-93744 DESCRIPTION: IBM Navigator for i could allow an unathenticated remote attacker to bypas...

Security Bulletin: IBM i is Affected by an Improper Validation Vulnerability [CVE-2026-17275]

Summary IBM i is vulnerable to unauthorized manipulation of distributed transactions due to improper validation CVE-2026-17275 as described in the vulnerability details section. Vulnerability Details CVEID:CVE-2026-17275 DESCRIPTION: IBM i could allow a remote attacker to perform unauthorized...

October 13, 2026-KB5127687 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows Server 2022

October 13, 2026-KB5127687 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows Server 2022 Applies To .NET Note Release Date: October 13, 2026 Version: .NET Framework 3.5 and 4.8 The October 13, 2026 update for Windows Server 2022 includes security and cumulative reliability improvements...

October 13, 2026-KB5127692 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11 23H2

October 13, 2026-KB5127692 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11 23H2 Applies To .NET Note Release date: October 13, 2026 Version: .NET Framework 3.5 and 4.8.1 The October 13, 2026 update for Windows 11 23H2 includes security and cumulative reliability improvements in...

October 13, 2026-KB5127689 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 21H2 and Windows 10 Version 22H2

October 13, 2026-KB5127689 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 21H2 and Windows 10 Version 22H2 Applies To .NET Note Release Date: October 13, 2026 Version: .NET Framework 3.5 and 4.8.1 The October 13, 2026 update for Windows 10 Version 21H2 and Windows 10...

October 13, 2026-KB5127684 Cumulative Update for .NET Framework 4.8 for Windows 10, version 1607 and Windows Server 2016

October 13, 2026-KB5127684 Cumulative Update for .NET Framework 4.8 for Windows 10, version 1607 and Windows Server 2016 Applies To .NET Note Release Date: October 13, 2026 Version: .NET Framework 4.8 The October 13, 2026 update for Windows 10, version 1607 and Windows Server 2016 includes securi...

October 13, 2026-KB5127690 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2, Windows 11, version 25H2 and Microsoft server operating system 24H2

October 13, 2026-KB5127690 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2, Windows 11, version 25H2 and Microsoft server operating system 24H2 Applies To .NET Note Release date: October 13, 2026 Version: .NET Framework 3.5 and 4.8.1 The October 13, 2026 update for...

October 13, 2026-Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 (KB5127686)

October 13, 2026-Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 KB5127686 Applies To .NET Note Applies to: Microsoft .NET Framework 4.8 Important The installation of this Extended Security Update ESU might fail when you try to install it on an Azure Arc-enabled device...

October 13, 2026-Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 R2 (KB5127668)

October 13, 2026-Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 R2 KB5127668 Applies To .NET Note Applies to: Microsoft .NET Framework 4.6.2 Microsoft .NET Framework 4.7 Microsoft .NET Framework 4.7.1 Microsoft .NET Framework 4.7.2 Important The...

October 13, 2026-KB5127666 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows 10, version 1809 and Windows Server 2019

October 13, 2026-KB5127666 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows 10, version 1809 and Windows Server 2019 Applies To .NET Note Release Date: October 13, 2026 Version: .NET Framework 3.5 and 4.7.2 The October 13, 2026 update for Windows 10, version 1809 and Windows Server...

October 13, 2026-KB5127693 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows Server 2022

October 13, 2026-KB5127693 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows Server 2022 Applies To .NET Note Release Date: October 13, 2026 Version: .NET Framework 3.5 and 4.8.1 The October 13, 2026 update for Windows Server 2022 includes security and cumulative reliability...

October 13, 2026-KB5127691 Cumulative Update for .NET Framework 4.8.1 for Windows 11, version 26H1

October 13, 2026-KB5127691 Cumulative Update for .NET Framework 4.8.1 for Windows 11, version 26H1 Applies To .NET Note Release date: October 13, 2026 Version: .NET Framework 4.8.1 The October 13, 2026 update for Windows 11, version 26H1 includes security and cumulative reliability improvements i...

October 13, 2026-Security and Quality Rollup for .NET Framework 3.5 for Windows Server 2012 R2 (KB5127664)

October 13, 2026-Security and Quality Rollup for .NET Framework 3.5 for Windows Server 2012 R2 KB5127664 Applies To .NET Note Applies to: Microsoft .NET Framework 3.5 Important The installation of this Extended Security Update ESU might fail when you try to install it on an Azure Arc-enabled devi...

October 13, 2026-Security and Quality Rollup for .NET Framework 3.5 for Windows Server 2012 (KB5127660)

October 13, 2026-Security and Quality Rollup for .NET Framework 3.5 for Windows Server 2012 KB5127660 Applies To .NET Note Applies to: Microsoft .NET Framework 3.5 Important The installation of this Extended Security Update ESU might fail when you try to install it on an Azure Arc-enabled device...