Security Bulletin: Protection Mechanism Failure vulnerability affects IBM Sterling B2B Integrator (CVE-2026-18668)

Summary IBM Sterling B2B Integrator has addressed this security vulnerability Vulnerability Details CVEID:CVE-2026-18668 DESCRIPTION: IBM Sterling B2B Integrator Standard Edition could allow a remote attacker to perform protocol downgrade attacks due to a security misconfiguration. CWE:CWE-693:...

CVE-2026-11109-Bluetooth-Classic-KNOB-Attack-Key-Negotiation-of-Bluetooth-

CVE-2026-11109 – Bluetooth Classic KNOB Attack Key Negotiation of Bluetooth Program Code Python Simulated knobattacksim.py - Simulates negotiation of encryption key size to 1 byte import random, hashlib class BluetoothDevice: def negotiatekeysizeself, proposedsize: Vulnerable: accepts any key siz...

Linux Distros Unpatched Vulnerability : CVE-2026-109952

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The FreeRDP client 3.0.0 before 3.32.0 does not check a server-selected PROTOCOLRDSTLS or PROTOCOLHYBRIDEX against its enabled protocol set in...

DEBIAN-CVE-2026-109952

The FreeRDP client 3.0.0 before 3.32.0 does not check a server-selected PROTOCOLRDSTLS or PROTOCOLHYBRIDEX against its enabled protocol set in negoprocessnegotiationresponse, allowing a security protocol downgrade. A malicious server or man-in-the-middle can select RDSTLS to override /sec:nla...

CVE-2026-109952

The FreeRDP client 3.0.0 before 3.32.0 does not check a server-selected PROTOCOLRDSTLS or PROTOCOLHYBRIDEX against its enabled protocol set in negoprocessnegotiationresponse, allowing a security protocol downgrade. A malicious server or man-in-the-middle can select RDSTLS to override /sec:nla...

CVE-2026-109952

The FreeRDP client 3.0.0 before 3.32.0 does not check a server-selected PROTOCOLRDSTLS or PROTOCOLHYBRIDEX against its enabled protocol set in negoprocessnegotiationresponse, allowing a security protocol downgrade. A malicious server or man-in-the-middle can select RDSTLS to override /sec:nla...

CVE-2026-109952 FreeRDP 3.0.0 before 3.32.0 Security Protocol Downgrade via Negotiation Response

The FreeRDP client 3.0.0 before 3.32.0 does not check a server-selected PROTOCOLRDSTLS or PROTOCOLHYBRIDEX against its enabled protocol set in negoprocessnegotiationresponse, allowing a security protocol downgrade. A malicious server or man-in-the-middle can select RDSTLS to override /sec:nla...

CVE-2026-109952 FreeRDP 3.0.0 before 3.32.0 Security Protocol Downgrade via Negotiation Response

The FreeRDP client 3.0.0 before 3.32.0 does not check a server-selected PROTOCOLRDSTLS or PROTOCOLHYBRIDEX against its enabled protocol set in negoprocessnegotiationresponse, allowing a security protocol downgrade. A malicious server or man-in-the-middle can select RDSTLS to override /sec:nla...

CVE-2026-109952

The FreeRDP client 3.0.0 before 3.32.0 is vulnerable to a security protocol downgrade because it fails to validate server-selected PROTOCOL_RDSTLS or PROTOCOL_HYBRID_EX against its enabled protocol set within the nego_process_negotiation_response() function. A malicious server or man-in-the-middl...

CVE-2026-109952: Selection of Less-Secure Algorithm During Negotiation

The FreeRDP client 3.0.0 before 3.32.0 does not check a server-selected PROTOCOLRDSTLS or PROTOCOLHYBRIDEX against its enabled protocol set in negoprocessnegotiationresponse, allowing a security protocol downgrade. A malicious server or man-in-the-middle can select RDSTLS to override /sec:nla...

PT-2026-111547

Name of the Vulnerable Software and Affected Versions FreeRDP versions 3.0.0 through 3.31.0 Description The client fails to verify server-selected PROTOCOL RDSTLS or PROTOCOL HYBRID EX against the enabled protocol set within the nego process negotiation response function. This flaw allows a...

Astra Linux – Vulnerability in Netty

Netty is an open-source, asynchronous event-driven network application framework for rapid development of maintainable high-performance protocol servers and clients. In Netty io.netty:netty-codec-http2, before version 4.1.60.Final, there was a vulnerability that allowed for request smuggling. If...

CVE-2026-93568

A flaw was found in Netty. A remote attacker could exploit this vulnerability by sending specially crafted HTTP/2 or HTTP/3 Extended CONNECT requests. Netty's HTTP-object conversion path incorrectly processes these requests as regular HTTP/1.1 CONNECT requests, leading to a loss of critical...

PT-2026-93795

Name of the Vulnerable Software and Affected Versions RabbitMQ amqp091-go versions prior to 1.13.0 Description A security weakness exists in the tlsConfigFromURI function within uri.go when constructing a tls.Config object from an amqps:// connection URI. The library fails to explicitly set the...

MGASA-2026-0365 Updated perl-Net-OAuth packages fix security vulnerabilities

Net::OAuth::Client versions before 0.32 for Perl allow the service provider to silently downgrade OAuth 1.0a to OAuth 1.0 in getrequesttoken Net::OAuth versions before 0.32 for Perl allow memory exhaustion via unbounded caching of failed module loads in smartrequire Net::OAuth versions before 0.3...

CVE-2026-59293

Unless the application explicitly raises smbMinVersion, the jCIFS client will negotiate down to SMB1/CIFS, which lacks mandatory signing/encryption and is vulnerable to NTLM relay and content-tampering MITM. Spring Integration 7.1.0 Spring Integration 7.0.0 - 7.0.5 Spring Integration 6.5.0 - 6.5....

CVE-2026-59293

Spring Integration versions 6.4.0–6.4.12, 6.5.0–6.5.10, and 7.0.0–7.0.5 are affected by a vulnerability in the underlying jCIFS client . Unless an application explicitly raises smbMinVersion, the client will negotiate down to SMB1/CIFS , which lacks mandatory signing and encryption, exposing it t...

CVE-2026-59293 SMB minimum protocol dialect defaults to SMB1

Unless the application explicitly raises smbMinVersion, the jCIFS client will negotiate down to SMB1/CIFS, which lacks mandatory signing/encryption and is vulnerable to NTLM relay and content-tampering MITM. Spring Integration 7.1.0 Spring Integration 7.0.0 - 7.0.5 Spring Integration 6.5.0 - 6.5....

CVE-2026-59293 SMB minimum protocol dialect defaults to SMB1

Unless the application explicitly raises smbMinVersion, the jCIFS client will negotiate down to SMB1/CIFS, which lacks mandatory signing/encryption and is vulnerable to NTLM relay and content-tampering MITM. Spring Integration 7.1.0 Spring Integration 7.0.0 - 7.0.5 Spring Integration 6.5.0 - 6.5....

PT-2026-82703

Name of the Vulnerable Software and Affected Versions Spring Integration versions 6.4.0 through 6.4.12 Spring Integration versions 6.5.0 through 6.5.10 Spring Integration versions 7.0.0 through 7.0.5 Spring Integration version 7.1.0 Description The jCIFS client may negotiate down to SMB1/CIFS if...