CVE-2026-63115

ActivityPub is a multi-tenant ActivityPub server for Ghost, built with Fedify. From 1.0.0 until 1.2.6, the Undo handler allows a remote federated server to cause the service to act on a follow or repost as though the activity came from a different account. This permits removal of an existing foll...

CVE-2026-63115 ActivityPub Undo handler can unfollow or remove reposts on behalf of other accounts

ActivityPub is a multi-tenant ActivityPub server for Ghost, built with Fedify. From 1.0.0 until 1.2.6, the Undo handler allows a remote federated server to cause the service to act on a follow or repost as though the activity came from a different account. This permits removal of an existing foll...

CVE-2026-63115 ActivityPub Undo handler can unfollow or remove reposts on behalf of other accounts

ActivityPub is a multi-tenant ActivityPub server for Ghost, built with Fedify. From 1.0.0 until 1.2.6, the Undo handler allows a remote federated server to cause the service to act on a follow or repost as though the activity came from a different account. This permits removal of an existing foll...

CVE-2026-63115

The ActivityPub server (versions 1.0.0 through 1.2.6), a multi-tenant ActivityPub server for Ghost built with Fedify, contains a vulnerability in the Undo handler . This flaw allows a remote federated server to trigger actions as if they originated from a different account, enabling the unfollow ...

EUVD-2026-114518

ActivityPub is a multi-tenant ActivityPub server for Ghost, built with Fedify. From 1.0.0 until 1.2.6, the Undo handler allows a remote federated server to cause the service to act on a follow or repost as though the activity came from a different account. This permits removal of an existing foll...

PT-2026-134226

ActivityPub is a multi-tenant ActivityPub server for Ghost, built with Fedify. From 1.0.0 until 1.2.6, the Undo handler allows a remote federated server to cause the service to act on a follow or repost as though the activity came from a different account. This permits removal of an existing foll...

Security Bulletin: Security vulnerabilities have been found in Db2 shipped with IBM Guardium Key Lifecycle Manager (SKLM/GKLM)

Summary DB2 is shipped as a component of IBM Guardium Key Lifecycle Manager SKLM/GKLM. Information about security vulnerabilities affecting DB2 has been published in a security bulletin. Vulnerability Details Refer to the security bulletins listed in the Remediation/Fixes section Affected Product...

Security Bulletin: Multiple Vulnerabilities have been identified in IBM Db2 federated server and IBM Db2 shipped with IBM WebSphere Remote Server

Summary IBM Db2 federated server and IBM Db2 are shipped with IBM WebSphere Remote Server. Information about security vulnerabilities affecting IBM Db2 federated server and IBM Db2 has been published in a security bulletin CVE-2026-41586, CVE-2026-16702, CVE-2026-10649, CVE-2026-17463,...

CVE-2026-16702 IBM® Db2® federated server could allow a remote authenticated attacker to cause a denial of service due to a null pointer dereference

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 for Linux, UNIX and Windows includes DB2 Connect Server could allow a remote authenticated attacker to cause a denial of service due to a null pointer dereference...

CVE-2026-16702

IBM Db2 federated server versions 11.5.0–11.5.9 and 12.1.0–12.1.5 (Linux, UNIX, Windows, including DB2 Connect Server) are affected by a null pointer dereference (CWE-476) that allows a remote authenticated attacker to cause a denial of service . The CVSS 3.1 score is 6.5 (Medium) with a vector o...

CVE-2026-86093 IBM® Db2® federated server could allow an attacker with the ability to control or impersonate a DRDA server endpoint to execute arbitrary commands under certain conditions

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 could allow an attacker with the ability to control or impersonate a DRDA server endpoint to execute arbitrary commands on Db2 clients due to a stack-based buffer overflow that improperly copies user-controlled data into a fixed-size stack...

CVE-2026-86093

IBM Db2 versions 11.5.0–11.5.9 and 12.1.0–12.1.5 (Client, Server, and Db2 Connect editions, all platforms) are affected by a stack-based buffer overflow (CWE-121) in the DRDA server endpoint handling. An attacker who can control or impersonate a DRDA server endpoint can copy user-controlled data ...

CVE-2026-86093 IBM® Db2® federated server could allow an attacker with the ability to control or impersonate a DRDA server endpoint to execute arbitrary commands under certain conditions

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 could allow an attacker with the ability to control or impersonate a DRDA server endpoint to execute arbitrary commands on Db2 clients due to a stack-based buffer overflow that improperly copies user-controlled data into a fixed-size stack...

Security Bulletin: IBM® Db2® federated server is affected by a vulnerability in bcprov-jdk18on-1.82 (CVE-2026-0636)

Summary IBM® Db2® federated server is affected by a vulnerability in bcprov-jdk18on-1.82 CVE-2026-0636 Vulnerability Details CVEID:CVE-2026-0636 DESCRIPTION: Improper neutralization of special elements used in an LDAP query 'LDAP injection' vulnerability in Legion of the Bouncy Castle Inc. BC-JAV...

Security Bulletin: IBM® Db2® federated server is affected by multiple vulnerabilities in Netty open source libraries.

Summary IBM® Db2® federated server is affected by multiple vulnerabilities in Netty open source libraries. Vulnerability Details CVEID:CVE-2026-55831 DESCRIPTION: Netty is a network application framework for development of protocol servers and clients. Prior to 4.1.136.Final and 4.2.16.Final,...

Security Bulletin: IBM® Db2® federated server could allow an attacker with the ability to control or impersonate a DRDA server endpoint to execute arbitrary commands under certain conditions (CVE-2026-86093)

Summary IBM® Db2® federated server could allow an attacker with the ability to control or impersonate a DRDA server endpoint to execute arbitrary commands on Db2 clients due to a stack-based buffer overflow that improperly copies user-controlled data into a fixed-size stack buffer without bounds...

Security Bulletin: IBM® Db2® federated server could allow a remote authenticated attacker to cause a denial of service due to a null pointer dereference (CVE-2026-16702)

Summary IBM® Db2® federated server could allow a remote authenticated attacker to cause a denial of service due to a null pointer dereference CVE-2026-16702 Vulnerability Details CVEID:CVE-2026-16702 DESCRIPTION: DB2 for Linux, UNIX and Windows includes DB2 Connect Server could allow a remote...

Security Bulletin: IBM® Db2® federated server is affected by multiple vulnerabilities in Netty open source libraries.

Summary IBM® Db2® federated server is affected by multiple vulnerabilities in Netty open source libraries. Vulnerability Details CVEID:CVE-2026-50020 DESCRIPTION: Netty is a network application framework for development of protocol servers and clients. Prior to versions 4.1.135.Final and...

Security Bulletin: IBM® Db2® federated server is affected by a vulnerability in commons-configuration2-2.10.1 (CVE-2026-45205)

Summary IBM® Db2® federated server is affected by a vulnerability in commons-configuration2-2.10.1 CVE-2026-45205 Vulnerability Details CVEID:CVE-2026-45205 DESCRIPTION: Uncontrolled Recursion vulnerability in Apache Commons. When processing an untrusted configuration file, Commons Configuration...

Security Bulletin: Multiple Vulnerabilities have been identified in IBM Db2 and IBM Db2 federated server shipped with IBM WebSphere Remote Server

Summary IBM Db2 and IBM Db2 federated server are shipped with IBM WebSphere Remote Server. Information about security vulnerabilities affecting IBM Db2 and IBM Db2 federated server has been published in a security bulletin CVE-2026-18096, CVE-2026-18097, CVE-2026-16480, CVE-2026-10543,...