July 14, 2026—KB5099539 (OS Builds 19045.7548 and 19044.7548)

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July 14, 2026—KB5101649 (OS Build 28000.2525)

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KLA91159 PE vulnerability in Microsoft Products (ESU)

Privilege escalation vulnerability was found in Microsoft Products ESU. Malicious users can exploit this vulnerability to gain privileges. Original advisories CVE-2026-58598 Exploitation CVE list CVE-2026-58598 high KB list 5099539 Solution Install necessary updates from the KB section, that are...

EUVD-2026-44801

CVE-2026-33445 is a memory management vulnerability in Secure Access servers prior to 14.55. Attackers with an intimate knowledge of and total control over the tunnel protocol can create a persistent DoS against the server...

EUVD-2026-44796

CVE-2026-33443 is a memory management error in Secure Access servers prior to 14.55. Attackers with an intimate knowledge of and total control over the tunnel protocol can create a persistent DoS against the server...

CVE-2026-40956

CVE-2026-40956 is a memory disclosure vulnerability in Secure Access client versions prior to 14.55. Attackers with intimate knowledge of and total control over the tunnel protocol can cause a small amount of random memory to leak...

2026-07 .NET 8.0.29 Security Update for x86 Client (KB5104032)

2026-07 .NET 8.0.29 Security Update for x86 Client KB5104032...

2026-07 Cumulative Update for Windows 10 Version 1607 for x86-based Systems (KB5099535)

2026-07 Cumulative Update for Windows 10 Version 1607 for x86-based Systems KB5099535...

2026-07 Cumulative Update for Windows Server 2016 for x64-based Systems (KB5099535)

2026-07 Cumulative Update for Windows Server 2016 for x64-based Systems KB5099535...

2026-07 Cumulative Update for Windows 10 Version 1809 for x86-based Systems (KB5099538)

2026-07 Cumulative Update for Windows 10 Version 1809 for x86-based Systems KB5099538...

2026-07 Cumulative Update for Windows 10 Version 22H2 for x86-based Systems (KB5099539)

2026-07 Cumulative Update for Windows 10 Version 22H2 for x86-based Systems KB5099539...

2026-07 Cumulative Update for Windows 10 Version 1809 for x64-based Systems (KB5099538)

2026-07 Cumulative Update for Windows 10 Version 1809 for x64-based Systems KB5099538...

Security Bulletin: Langflow is affected by remote code execution, denial of service, path traversal, and exposed credentials due to multiple unauthenticated and insufficiently authorized API endpoints

Summary Langflow provides a visual interface for constructing and executing AI-powered agent workflows, exposing HTTP API endpoints for flow execution, file management, vector store operations, and Model Context Protocol MCP server configuration. An attacker could exploit insufficient validation...

July 14, 2026—KB5099538 (OS Build 17763.9020)

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Description of the security update for Office 2016: July 14, 2026 (KB5002273)

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July 14, 2026-Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 (KB5100990)

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July 14, 2026—KB5099444 (Monthly Rollup)

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July 14, 2026—KB5099414 (OS Build 22631.7376)

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PYSEC-2026-2750 Open WebUI: RAG ACL Bypass in Milvus Multitenancy Mode

RAG ACL Bypass in Milvus Multitenancy Mode Summary This is a bypass of the fix for: - GHSA-h36f-rqpx-j5wx - CVE-2026-44560 - "Unauthorized File and Knowledge Base Content Access via RAG Vector Search" Open WebUI added collection-level ACL checks, but the patch can still be bypassed when Milvus...

PYSEC-2026-2721 Open WebUI BOLA: `search_knowledge_files` Allows Unauthorized Knowledge Base File Enumeration

Summary Open WebUI has a Broken Object Level Authorization BOLA vulnerability in the builtin searchknowledgefiles tool. When native function calling is enabled and the selected model has no attached knowledge bases, an authenticated user can call searchknowledgefiles with an arbitrary knowledgeid...