DEBIAN-CVE-2026-86431

league/commonmark thephpleague/commonmark versions = 2.7.0 and 2.9.1 contain a cross-site scripting vulnerability in the AttributesExtension. Prefixing an attribute name with a single U+000C form feed byte e.g. \x0Conclick="alert1" bypasses the AttributesHelper::filterAttributes 'on' event-handle...

CVE-2026-86431

league/commonmark thephpleague/commonmark versions = 2.7.0 and 2.9.1 contain a cross-site scripting vulnerability in the AttributesExtension. Prefixing an attribute name with a single U+000C form feed byte e.g. \x0Conclick="alert1" bypasses the AttributesHelper::filterAttributes 'on' event-handle...

CVE-2026-86408

Affected versions of MISP do not enforce parent-event visibility when serving cryptographic keys through CryptographicKeysController::view. The vulnerable handler queried CryptographicKey directly using the supplied key ID and selected sensitive fields such as: type keydata fingerprint but did no...

CVE-2026-86451 MISP Event Graph Object Reference Lookup Exposes References from Unauthorized Objects

Affected versions of MISP allow authenticated users to retrieve object-reference records by UUID through EventGraphTool::getreferencedata without first checking whether the requester is authorized to view the object the reference belongs to. The vulnerable code queried ObjectReference.uuid direct...

CVE-2026-86431 commonmark before 2.9.1 XSS via AttributesExtension form feed bypass

league/commonmark thephpleague/commonmark versions = 2.7.0 and 2.9.1 contain a cross-site scripting vulnerability in the AttributesExtension. Prefixing an attribute name with a single U+000C form feed byte e.g. \x0Conclick="alert1" bypasses the AttributesHelper::filterAttributes 'on' event-handle...

CVE-2026-86431

league/commonmark (thephpleague/commonmark) versions >= 2.7.0 and

CVE-2026-86431 commonmark before 2.9.1 XSS via AttributesExtension form feed bypass

league/commonmark thephpleague/commonmark versions = 2.7.0 and 2.9.1 contain a cross-site scripting vulnerability in the AttributesExtension. Prefixing an attribute name with a single U+000C form feed byte e.g. \x0Conclick="alert1" bypasses the AttributesHelper::filterAttributes 'on' event-handle...

CVE-2026-86431 commonmark before 2.9.1 XSS via AttributesExtension form feed bypass

league/commonmark thephpleague/commonmark versions = 2.7.0 and 2.9.1 contain a cross-site scripting vulnerability in the AttributesExtension. Prefixing an attribute name with a single U+000C form feed byte e.g. \x0Conclick="alert1" bypasses the AttributesHelper::filterAttributes 'on' event-handle...

CVE-2026-86408 MISP Missing Authorization in Cryptographic Key View Exposes Signing Keys from Protected Events

Affected versions of MISP do not enforce parent-event visibility when serving cryptographic keys through CryptographicKeysController::view. The vulnerable handler queried CryptographicKey directly using the supplied key ID and selected sensitive fields such as: type keydata fingerprint but did no...

EUVD-2026-72358

Affected versions of MISP do not enforce parent-event visibility when serving cryptographic keys through CryptographicKeysController::view. The vulnerable handler queried CryptographicKey directly using the supplied key ID and selected sensitive fields such as: type keydata fingerprint but did no...

SUSE-SU-2026:23523-1 Security update for python-tornado6

This update for python-tornado6 fixes the following issue: - CVE-2026-82397: an unauthenticated request body containing millions of separator-delimited fields can synchronously stall the single-threaded event loop and delay every connection bsc1277725...

EventSpec: Defining and Detecting Event-Semantic Issues in Blockchain Ecosystems

In recent years, smart contracts have become the backbone of decentralized applications DApps, and off-chain systems such as bridges, wallets, and indexers rely heavily on event logs to track contract execution and state changes. However, the Ethereum Virtual Machine EVM does not validate or...

PT-2026-86797

league/commonmark thephpleague/commonmark versions = 2.7.0 and 2.9.1 contain a cross-site scripting vulnerability in the AttributesExtension. Prefixing an attribute name with a single U+000C form feed byte e.g. x0Conclick="alert1" bypasses the AttributesHelper::filterAttributes 'on' event-handler...

Linux Distros Unpatched Vulnerability : CVE-2026-80876

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ring-buffer: Fix event length with forced 8-byte alignment When RBFORCE8BYTEALIGNMENT is true, rbcalculateeventlength reserves the space of event-array0 for...

PT-2026-86765

Affected versions of MISP do not enforce parent-event visibility when serving cryptographic keys through CryptographicKeysController::view. The vulnerable handler queried CryptographicKey directly using the supplied key ID and selected sensitive fields such as: type key data fingerprint but did n...

The vulnerability of the executable file expmt.exe of the Siman software, a discrete event simulation and automation software from Rockwell Automation Arena, allows a hacker to execute arbitrary code.

The vulnerability of the exprt.exe executable component of the Siman software for discrete event simulation and automation in Rockwell Automation Arena lies in the issue of out-of-buffer writing. Exploiting this vulnerability allows an attacker to execute arbitrary code by sending a specially...

Security Bulletin: Multiple Vulnerabilities in IBM Event Streams

Summary Multiple vulnerabilities were addressed in IBM Event Streams version 13.0.2 Vulnerability Details CVEID:CVE-2026-44249 DESCRIPTION: Netty is a network application framework for development of protocol servers and clients. In netty-handler prior to versions 4.1.135.Final and 4.2.15.Final, ...

EUVD-2026-72137

MISP's UiBeta theme collection view app/View/Themed/UiBeta/Collections/view.ctp performed a secondary query of member events by UUID without applying the caller's access control list ACL. The CollectionsController::view action correctly resolved collection element UUIDs through...

CVE-2026-86252

h3 versions before 1.15.9 fail to sanitize carriage return characters in EventStream data and comment fields, enabling attackers to inject arbitrary SSE events . The flaw allows injection of event type directives, splitting a single push call into multiple browser-parsed events, or escaping comme...

CVE-2026-86252 h3 before 1.15.9 SSE Event Injection via Carriage Return

h3 versions before 1.15.9 fail to sanitize carriage return characters in EventStream data and comment fields, allowing attackers to inject arbitrary SSE events by including unsanitized carriage returns. Attackers can inject event type directives, split single push calls into multiple browser-pars...