CVE-2026-103858

MISP contains an incomplete authorization check in the discussion posting functionality. When a user submits a post to a thread or replies to an existing post, the application only verified whether the target thread was restricted to a single organization org-only distribution. It did not enforce...

EUVD-2026-90770

MISP contains an incomplete authorization check in the discussion posting functionality. When a user submits a post to a thread or replies to an existing post, the application only verified whether the target thread was restricted to a single organization org-only distribution. It did not enforce...

CVE-2026-103858 MISP Incomplete Thread Authorization Allows Unauthorized Read and Post Access to Discussions

MISP contains an incomplete authorization check in the discussion posting functionality. When a user submits a post to a thread or replies to an existing post, the application only verified whether the target thread was restricted to a single organization org-only distribution. It did not enforce...