PYSEC-2026-2044 Werkzeug safe_join() allows Windows special device names with compound extensions

Werkzeug's safejoin function allows path segments with Windows device names that have file extensions or trailing spaces. On Windows, there are special device names such as CON, AUX, etc that are implicitly present and readable in every directory. Windows still accepts them with any file extensio...

PYSEC-2026-2046 Werkzeug safe_join() allows Windows special device names

Werkzeug's safejoin function allows path segments with Windows device names. On Windows, there are special device names such as CON, AUX, etc that are implicitly present and readable in every directory. sendfromdirectory uses safejoin to safely serve files at user-specified paths under a director...

Court Filing Reveals Windows Device ID Helped FBI Trace Alleged Scattered Spider Hacker

U.S. prosecutors linked an alleged Scattered Spider hacker to a break-in at a luxury jewelry retailer using a persistent Windows device ID, according to a newly unsealed federal complaint. Microsoft records tied that ID first to the account the attackers used to keep access during the May 2025...

CVE-2026-33828 Windows Device Health Attestation (DHA) Elevation of Privilege Vulnerability

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GO-2026-5002 Windows MDM management endpoint authentication bypass in github.com/fleetdm/fleet/v4

Windows MDM management endpoint authentication bypass in github.com/fleetdm/fleet/v4...

User Impersonation

Overview Affected versions of this package are vulnerable to User Impersonation due to improper validation of JWT aud and iss claims in the Windows MDM authentication flow. An attacker can enroll unauthorized devices by presenting a valid Microsoft-signed Azure AD token from any tenant. This is...

Security Bulletin: Security vulnerability in Python affects IBM Robotic Process Automation and IBM Robotic Process Automation for Cloud Pak

Summary A security vulnerability in Python affects IBM Robotic Process Automation and IBM Robotic Process Automation for Cloud Pak. Python is used by IBM Robotic Process Automation and IBM Robotic Process Automation for Cloud Pak as part of its deployment. This bulletin identifies the fixes...

Security Bulletin:Werkzeug safe_join function allows path segments with Windows device names containing file extensions or trailing spaces

Summary Werkzeug is a comprehensive WSGI web application library. Prior to version 3.1.5, Werkzeug's safejoin function allows path segments with Windows device names that have file extensions or trailing spaces. On Windows, there are special device names such as CON, AUX, etc that are implicitly...

Security Bulletin:Werkzeug Safe Join Function Vulnerability: Path Segments with Windows Device Names Prior to Version 3.1.4

Summary Werkzeug is a comprehensive WSGI web application library. Prior to version 3.1.4, Werkzeug's safejoin function allows path segments with Windows device names. On Windows, there are special device names such as CON, AUX, etc that are implicitly present and readable in every directory...

Security Bulletin:Safe Join Function Vulnerability Fixed in Werkzeug v3.1.6

Summary Werkzeug is a comprehensive WSGI web application library. Versions 3.1.5 and below, the safejoin function allows Windows device names as filenames if preceded by other path segments. This was previously reported as GHSA-hgf8-39gv-g3f2, but the added filtering failed to account for the fac...

Security Bulletin: IBM Watson Discovery Cartridge affected by vulnerability in werkzeug-3.1.5-py3-none-any.whl

Summary IBM Watson Discovery Cartridge affected by vulnerability in werkzeug-3.1.5-py3-none-any.whl Vulnerability Details CVEID:CVE-2026-27199 DESCRIPTION: Werkzeug is a comprehensive WSGI web application library. Versions 3.1.5 and below, the safejoin function allows Windows device names as...

Security Bulletin: Vulnerability in Werkzeug affects IBM Netezza Appliance

Summary The Werkzeug package is used by IBM Netezza Appliance . IBM Netezza Appliance has addressed the applicable CVE CVE-2026-21860 Vulnerability Details CVEID:CVE-2026-21860 DESCRIPTION: Werkzeug is a comprehensive WSGI web application library. Prior to version 3.1.5, Werkzeug's safejoin...

Security Bulletin: Vulnerability in Werkzeug affects IBM Netezza Appliance

Summary The Werkzeug package is used by IBM Netezza Appliance . IBM Netezza Appliance has addressed the applicable CVE CVE-2025-66221 Vulnerability Details CVEID:CVE-2025-66221 DESCRIPTION: Werkzeug is a comprehensive WSGI web application library. Prior to version 3.1.4, Werkzeug's safejoin...

Security Bulletin: IBM Watson Speech Services Cartridge is vulnerable to Improper Name Handling in Werkzeug [CVE-2026-27199]

Summary IBM Watson Speech Services Cartridge is vulnerable to Improper Name Handling in Werkzeug, due to a safejoin function, that allows Windows device names as filenames if preceded by other path segments, which can cause file reading to hang indefinately CVE-2026-27199. Werkzeug is used in our...

Security Bulletin: Maximo AI Service uses werkzeug-3.1.5-py3-none-any.wh which is vulnerable to CVE-2026-27199.

Summary Maximo AI Service uses werkzeug-3.1.5-py3-none-any.wh which is vulnerable to CVE-2026-27199. This bulletin contains information regarding the vulnerability and its fixture. Vulnerability Details CVEID:CVE-2026-27199 DESCRIPTION: Werkzeug is a comprehensive WSGI web application library...

Security Bulletin: There is a vulnerability in werkzeug-3.1.5-py3-none-any.whl used by IBM Maximo Manage application in IBM Maximo Application Suite (CVE-2026-27199)

Summary There is a vulnerability in werkzeug-3.1.5-py3-none-any.whl used by IBM Maximo Manage application in IBM Maximo Application Suite. Vulnerability Details CVEID:CVE-2026-27199 DESCRIPTION: Werkzeug is a comprehensive WSGI web application library. Versions 3.1.5 and below, the safejoin...

Security Bulletin: IBM Cloud Pak for Data System (CPDS 1.0) is affected by improper handling of Windows device names due to Werkzeug

Summary Werkzeug is used by IBM Cloud Pak for Data System 1.0 as a WSGI web application library. CVE-2025-66221 affects Werkzeug's handling of Windows device names, which could lead to improper resource handling and potential availability impact on Windows systems. This vulnerability relates to t...

Security Bulletin: IBM Cloud Pak for Data System (CPDS 1.0) is affected by improper handling of Windows device names due to Werkzeug

Summary Werkzeug is used by IBM Cloud Pak for Data System 1.0 as a WSGI web application library. CVE-2026-21860 affects Werkzeug's handling of Windows device names, which could lead to improper resource handling and potential availability impact on Windows systems. This vulnerability relates to t...

Exposure of Data Element to Wrong Session

Overview Affected versions of this package are vulnerable to Exposure of Data Element to Wrong Session in the MDM command processing while handling SyncML status code. An attacker can obtain sensitive configuration data belonging to other devices such as WiFi credentials, VPN secrets, and...

Exposure of Data Element to Wrong Session

Overview Affected versions of this package are vulnerable to Exposure of Data Element to Wrong Session in the MDM command processing while handling SyncML status code. An attacker can obtain sensitive configuration data belonging to other devices such as WiFi credentials, VPN secrets, and...