MISP 2.5.47 released - a major security hardening round, the new database migration system with PostgreSQL support, AI-assisted analysis and Overmind moving forward

MISP 2.5.47 is the outcome of the most intensive security review the project has gone through in a long time, and it ships alongside three larger pieces of work: a ledger-based database migration system that also brings PostgreSQL support, the first release of the AI-assisted analysis integration, and another big batch of Overmind improvements. It also closes a background-job regression introduced in 2.5.45 and a set of CSRF regressions from the 2.5.46 hardening.

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MISP 2.5.46 released - security hardening, major performance gains, knowledge-base updates and Overmind moving forward

MISP 2.5.46 is out, and the project continues to move at a very active development pace.

This release brings together a large security review, significant performance improvements, major updates to the MISP knowledge bases and submodules, many fixes contributed by the community, and another substantial round of work on Overmind, the evolving MISP user interface.

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MISP v2.5.45 released - Overmind Everywhere, LDAP Reworked, Security Hardened and Many Fixes

A large six-week cycle (herding kids, pets, bots is tiring in the heat, especially without an HVAC). Three themes dominate: the continued Overmind (Bootstrap 5) UI migration, a full revamp of LDAP authentication, and a concentrated security and correctness hardening pass.

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CTI-Transmute 1.5 released with 16 security fixes and a first-class public API

CTI-Transmute 1.5 released

CTI-Transmute is an open-source service for converting threat intelligence between formats - MISP and STIX today, more to come - with a catalogue on top to store, share, comment on and evaluate the results. It wraps the misp-stix library behind a web UI and a public API.

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MISP 2.5.44: Hotfix release (pull mechanism) and Overmind theme update

This is a hotfix release, primarily addressing a bug in the pull synchronisation mechanism that could cause failures when pulling events without any tags. It also ships a large batch of Bootstrap 5 views for the Overmind theme along with a couple of smaller fixes.

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MISP 2.5.42: Major Codebase Hardening Release, Scheduled TAXII Push and Many Updates

This MISP release 2.5.42 and is primarily a security hardening release, alongside a large iteration on the new Overmind UI, new TAXII scheduled-push capability, and the usual data-library refreshes.

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MISP 2.5.43 strengthens collaborative threat intelligence with major OverMind improvements, collection synchronisation and enhanced security.

A sizeable feature release headlined by collection synchronisation between instances, continued rollout of the Overmind (Bootstrap 5) UI, the first cut of the Pivotick pivot explorer, environment-variable-based settings, and a batch of security and sync hardening fixes.

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MISP 2.5.39 - New Dashboard Experience, Stronger STIX, Sharper Analyst Workflows

MISP 2.5.39 is now available. This release includes a large set of improvements around the new dashboard experience, analyst-focused dashboard widgets, STIX interoperability, security fixes, and operational stability.

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MISP 2.5.38 - UI and security update

A focused release with two security fixes, a new workflow action module, continued Overmind UI migration of the Sync tab, TAXII 2 conformance work, and the usual round of community-contributed bug fixes.

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MISP 2.5.37 - Templates, Assemble!

We are happy to announce the release of MISP v2.5.37, headlined by the brand-new Event Templating system — a complete redesign that replaces the legacy templating engine. This release also introduces a dedicated suricata attribute type, continues the Overmind UI migration, switches the STIX 2 stack to the upstream library bundled with misp-stix, ships several security fixes, and brings new performance tooling for large instances.

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MISP v2.5.35: Decomposed Event Views, Overmind UI Enhancements, Security Hardening and MISP-STIX major update

The MISP v2.5.35 release introduces significant architectural improvements to the Event View, massive performance optimizations for attribute searching, and critical security hardening for installers. This version marks a major step forward in the “Overmind” UI project, transitioning toward a more modern, responsive user experience.

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MISP v2.5.33: Performance, Security, and the New Overmind Theme

MISP v2.5.33 Release Notes (2026-02-27)

🎨 A Fresh Look: The “Overmind” Evolution

The UI is undergoing its most significant transformation in years. With the introduction of the Overmind theme, MISP is transitioning to a modern stack.

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FlowIntel 3.0.0 released and MISP integration

FlowIntel & MISP

FlowIntel in a Nutshell

FlowIntel is an open-source platform built for handling security investigations in a structured way. It combines case management, task tracking, documentation, and collaboration in one place.

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MISP v2.5.32 released bringing new workflow capabilities, enhancement, security fix and various bugs fixed

We are pleased to announce the release of MISP v2.5.32, bringing new workflow capabilities, improvements to attachment handling, security fixes, and multiple dependency updates.

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MISP v2.5.31 released - Stability, Synchronization Improvements & Year-End Knowledge Base Refresh

MISP v2.5.31 Release Notes

📅 Release date: 2025-12-23

Stability, Synchronization Improvements & Year-End Knowledge Base Refresh

We are happy to announce the release of MISP v2.5.31, a maintenance-focused update bringing refreshed knowledge bases, UI refinements, improved synchronization behavior, and several important fixes.

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MISP v2.5.30 and v2.5.29 released: Beta UI/UX Mode, New Workflow modules and Performance Enhancements

This release introduces a foundational beta UI/UX mode (which will be the foundation for the next versions, feedback is more than welcome), new workflow modules, improvements to the Event Index, and important security updates.

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MISP v2.5.28 Release: Security, Dashboard Upgrade, and Community Enhancements

MISP v2.5.28 Release Notes (2025-12-10)

MISP v2.5.28 delivers critical security fixes, a major dashboard upgrade to Gridstack 12, and significant platform stability enhancements. This release includes extensive XSS vulnerability patching, refined tag filtering logic, and better support for Meta Communities.

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MISP v2.5.27 - released with new features and various fixes

This release delivers important new modules, major internal performance optimisations, updates to validation logic, and several security fixes. A large amount of work focused on improving JSON handling, filter pipelines, encoding performance, and overall system robustness.

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MISP v2.5.26 - released with performance improvements and interoperability fixes

This release brings new features focused on performance improvements, logging enhancements, and data standardisation with the introduction of the UUID attribute type. It also includes several important bug fixes and dependency updates.

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MISP v2.5.25 - Performance Update

This release introduces a security fix, significant performance improvements for REST searches, new default feeds, and several important bug fixes.

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