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Microsoft Foundry Toolkit for VS Code: Command Injection via Python Interpreter Path Leading to Arbitrary Code Execution

Microsoft Foundry Toolkit for VS Code: Command Injection via Python Interpreter Path Leading to Arbitrary Code Execution Microsoft Foundry Toolkit for VS Code (formerly AI Toolkit for VS Code) uses child_process.exec() with string interpolation to build shell commands that include a Python interpreter path obtained from the Python extension API (ms-python.python via getExecutionDetails()).The interpreter path can be controlled by a repository...

Sandworm Hackers Pivot From Compromised IT Systems Toward Critical OT Assets

A Russian state-sponsored hacking group known as Sandworm has been caught making a calculated pivot from compromised IT networks into operational technology systems that control physical infrastructure. The campaign is alarming because it does not rely on cutting-edge exploits. Instead, Sandworm walks through doors that were already left open, turning unresolved vulnerabilities into launchpads for attacks on industrial...

Open WebUI Multiple Vulnerabilities

Open WebUI Multiple Vulnerabilities CVE-2026-45398 - IDOR: Retrieval API Bypasses Knowledge Base Access ControlsSummary_validate_collection_access() (PR #22109) checks the user-memory-* and file-* collection name prefixes but does not check knowledge base collections, which use raw UUIDs as collection names. Any authenticated user who knows a private knowledge base UUID can read its content through the retrieval query endpoints, even though the knowledge...

CVE-2026-0265: Authentication Bypass in Palo Alto Networks PAN-OS

OverviewOn May 13, 2026, Palo Alto Networks published a security advisory for CVE-2026-0265, a signature verification vulnerability that facilitates authentication bypass on PAN-OS, the operating system that most Palo Alto Networks firewalls run. This vulnerability allows a remote unauthenticated attacker with network access to bypass authentication when Cloud Authentication Service (CAS) is enabled and attached to a login interface;...

The time of much patching is coming

Welcome to this week’s edition of the Threat Source newsletter. Many solutions have been proposed to reduce software bugs: zero-defect mandates, pair programming, formal methods, and mathematical software proofs. The reality is that software engineering is hard. Identifying and fixing bugs before they make it into production code is hard. Source code peer review and extensive unit testing have improved code quality, but...

[R2] Tenable Network Monitor 6.5.4 Fixes Multiple Vulnerabilities

Tenable Network Monitor 6.5.4 Fixes Multiple Vulnerabilities Jason Schavel Thu, 05/14/2026 - 13:00 Tenable Network Monitor leverages third-party software to help provide underlying functionality. Several of the third-party components (OpenSSL, curl, sqlite3, handlebars, expat, and dpdk) were found to contain vulnerabilities, and updated versions have been made available by the providers.Out of caution and in line with best practice,...

[R1] Tenable Network Monitor 6.5.4 Fixes Multiple Vulnerabilities

Tenable Network Monitor 6.5.4 Fixes Multiple Vulnerabilities Jason Schavel Thu, 05/14/2026 - 13:00 Tenable Network Monitor leverages third-party software to help provide underlying functionality. Several of the third-party components (OpenSSL, curl, and sqlite3) were found to contain vulnerabilities, and updated versions have been made available by the providers.Out of caution and in line with best practice, Tenable has opted...

Automating post-quantum cryptography readiness using AWS Config

Migrating your TLS endpoints to Post-quantum cryptography (PQC) starts with understanding your current TLS endpoint inventory and posture. This post introduces the PQC Readiness Scanner — an automated tool that inventories your Application Load Balancer (ALB), Network Load Balancer (NLB), and Amazon API Gateway endpoints and continuously monitors their TLS configurations for PQC readiness. The scanner classifies each endpoint...

Ongoing exploitation of Cisco Catalyst SD-WAN vulnerabilities

Cisco Talos is tracking the active exploitation of CVE-2026-20182, an authentication bypass vulnerability in Cisco Catalyst SD-WAN Controller, formerly SD-WAN vSmart, and Cisco Catalyst SD-WAN Manager, formerly SD-WAN vManage.Successful exploitation of CVE-2026-20182 allows an unauthenticated, remote attacker to bypass authentication and obtain administrative privileges on an affected system.The exploitation of CVE-2026-20182 appears to have been limited so far and...

The Dark Side of Efficiency: When Network Controllers Become “God Mode” for Attackers

Imagine you build a massive corporate campus with every security control money can buy. Blast resistant doors. Biometric scanners. Guards at every entrance. Maybe something similar to the infamous Death Star. On paper, it looks fantastic. Then, somewhere along the way, somebody decides the maintenance team needs a universal key that opens every door in the building without setting...

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Check Point VPN Authentication Bypass Vulnerability

What is the Vulnerability? A critical authentication bypass vulnerability, CVE-2026-50751 (CVSS...

CISA tells agencies to patch smarter, not harder — foreshadowing broader industry practice

Security teams’ patching practices have come under intense pressure over the past year, as active exploitation is up, time-to-exploit windows...

Hackers Abuse Fake Utility Downloads to Install ScreenConnect and Mine Cryptocurrency

Hackers are turning everyday software searches into a trap. A sophisticated cryptojacking campaign is actively targeting users who search for popular PC utilities online,...

Automated Threat Hunting: Turning Threat Intelligence into Executable Hunt Plans

Blake McDermott is Senior Threat Hunter at Rapid7.Every week, threat hunt teams are faced with a steady flow of blogs, advisories, and DFIR reports...