CVE-2026-29781 Sliver: Authenticated Nil-Pointer Dereference in Handlers

Sliver is a command and control framework that uses a custom Wireguard netstack. In versions from 1.7.3 and prior, a vulnerability exists in the Sliver C2 server's Protobuf unmarshalling logic due to a systemic lack of nil-pointer validation. By extracting valid implant credentials and omitting...

CVE-2026-29781 Sliver: Authenticated Nil-Pointer Dereference in Handlers

Sliver is a command and control framework that uses a custom Wireguard netstack. In versions from 1.7.3 and prior, a vulnerability exists in the Sliver C2 server's Protobuf unmarshalling logic due to a systemic lack of nil-pointer validation. By extracting valid implant credentials and omitting...

CVE-2026-29781: NULL Pointer Dereference

Sliver is a command and control framework that uses a custom Wireguard netstack. In versions from 1.7.3 and prior, a vulnerability exists in the Sliver C2 server's Protobuf unmarshalling logic due to a systemic lack of nil-pointer validation. By extracting valid implant credentials and omitting...

Sliver is Vulnerable to Authenticated Nil-Pointer Dereference through its Handlers

Executive Summary A vulnerability exists in the Sliver C2 server's Protobuf unmarshalling logic due to a systemic lack of nil-pointer validation. By extracting valid implant credentials and omitting nested fields in a signed message, an authenticated actor can trigger an unhandled runtime panic...

CVE-2026-26222

Altec DocLink now maintained by Beyond Limits Inc. version 4.0.336.0 exposes insecure .NET Remoting endpoints over TCP and HTTP/SOAP via Altec.RDCHostService.exe using the ObjectURI "doclinkServer.soap". The service does not require authentication and is vulnerable to unsafe object unmarshalling,...

CVE-2026-26222 DocLink .NET Remoting Unauthenticated Arbitrary File Read/Write RCE

Altec DocLink now maintained by Beyond Limits Inc. version 4.0.336.0 exposes insecure .NET Remoting endpoints over TCP and HTTP/SOAP via Altec.RDCHostService.exe using the ObjectURI "doclinkServer.soap". The service does not require authentication and is vulnerable to unsafe object unmarshalling,...

PT-2026-21780

Name of the Vulnerable Software and Affected Versions Altec DocLink version 4.0.336.0 Description The software has insecure .NET Remoting endpoints exposed over TCP and HTTP/SOAP via Altec.RDCHostService.exe using the ObjectURI "doclinkServer.soap". The service does not require authentication and...

CVE-2026-26221

Hyland OnBase contains an unauthenticated .NET Remoting exposure in the OnBase Workflow Timer Service Hyland.Core.Workflow.NTService.exe. An attacker who can reach the service can send crafted .NET Remoting requests to default HTTP channel endpoints on TCP/8900 e.g., TimerServiceAPI.rem and...

CVE-2026-26221

Hyland OnBase contains an unauthenticated .NET Remoting exposure in the OnBase Workflow Timer Service Hyland.Core.Workflow.NTService.exe. An attacker who can reach the service can send crafted .NET Remoting requests to default HTTP channel endpoints on TCP/8900 e.g., TimerServiceAPI.rem and...

CVE-2026-26221 Hyland OnBase Timer Service Unauthenticated .NET Remoting RCE

Hyland OnBase contains an unauthenticated .NET Remoting exposure in the OnBase Workflow Timer Service Hyland.Core.Workflow.NTService.exe. An attacker who can reach the service can send crafted .NET Remoting requests to default HTTP channel endpoints on TCP/8900 e.g., TimerServiceAPI.rem and...

CVE-2026-26221

Hyland OnBase contains an unauthenticated .NET Remoting exposure in the OnBase Workflow Timer Service Hyland.Core.Workflow.NTService.exe and is also reported by the vendor to impact the Workview Timer Service an impacted version range is undefined. An attacker who can reach the service can send...

CVE-2026-26221

Hyland OnBase exposes an unauthenticated .NET Remoting endpoint in the OnBase Workflow Timer Service (Hyland.Core.Workflow.NTService.exe) and reportedly affects the Workview Timer Service. An attacker who can reach TCP/8900 endpoints (e.g., TimerServiceAPI.rem, TimerServiceEvents.rem) via default...

PT-2026-7997

Name of the Vulnerable Software and Affected Versions Hyland OnBase affected versions not specified Description The software contains an unauthenticated .NET Remoting exposure in the OnBase Workflow Timer Service Hyland.Core.Workflow.NTService.exe and the Workview Timer Service. An attacker...

CVE-2018-18240

Pippo through 1.11.0 allows remote code execution via a command to java.lang.ProcessBuilder because the XstreamEngine component does not use XStream's available protection mechanisms to restrict unmarshalling...

Unity Linux 20.1070e Security Update: activemq (UTSA-2025-993345)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993345 advisory. Memory Allocation with Excessive Size Value vulnerability in Apache ActiveMQ. During unmarshalling of OpenWire commands the size value of buffers was not properly...

GHSA-M6WQ-66P2-C8PC Babylon Nil BlockHash in BLS vote extensions triggers panics in consensus handlers

Summary A vulnerability exists in Babylon’s BLS vote extension processing where a malicious active validator can submit a VoteExtension with the blockhash field omitted from the protobuf serialization. Because protobuf fields are optional, unmarshalling succeeds but leaves BlockHash as nil. Babyl...

BIT-ACTIVEMQ-2025-27533 Apache ActiveMQ: Unchecked buffer length can cause excessive memory allocation

Memory Allocation with Excessive Size Value vulnerability in Apache ActiveMQ. During unmarshalling of OpenWire commands the size value of buffers was not properly validated which could lead to excessive memory allocation and be exploited to cause a denial of service DoS by depleting process memor...

BIT-ACTIVEMQ-2021-21349 A Server-Side Forgery Request can be activated unmarshalling with XStream to access data streams from an arbitrary URL referencing a resource in an intranet or the local host

XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulnerability which may allow a remote attacker to request data from internal resources that are not publicly available only by manipulating the processed input stream. No user is...

BIT-ACTIVEMQ-2021-21343 XStream is vulnerable to an Arbitrary File Deletion on the local host when unmarshalling as long as the executing process has sufficient rights

XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulnerability where the processed stream at unmarshalling time contains type information to recreate the formerly written objects. XStream creates therefore new instances based on...

BIT-ACTIVEMQ-2021-21342 A Server-Side Forgery Request can be activated unmarshalling with XStream to access data streams from an arbitrary URL referencing a resource in an intranet or the local host

XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulnerability where the processed stream at unmarshalling time contains type information to recreate the formerly written objects. XStream creates therefore new instances based on...