SEPTEMBER 14, 2026
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Case File

CVE-2026-86441

MEDIUM · CVSS 4.3 EPSS 0.17% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-07 · Last synced 2026-09-14

CyberRota Analysis

AI-Generated

Certain dashboard widgets in MISP versions up to 2.5.45 have inconsistent authorization checks, allowing authenticated users without the appropriate permissions to enumerate organization information, including names and identifiers. This vulnerability could lead to unauthorized exposure of sensitive organizational data and database fields through unrestricted queries. Organizations using affected versions should prioritize remediation to prevent potential data leaks and ensure proper access controls are enforced.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

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CVE
CVE-2026-86441
Severity
MEDIUM
CVSS
4.3
EPSS
0.17%

Original NVD Description

Affected versions of MISP contain inconsistent authorization checks across dashboard widgets that display organisation information. Several organisation-related widgets did not honor Security.hide_organisation_index_from_users. As a result, authenticated users without the perm_sharing_group permission could enumerate organisations even though the normal organisation index was intentionally hidden from them. The affected widgets included paths that: * returned organisation names and identifiers; * could expose additional organisation database fields through JSON export because unrestricted find('all') queries fetched full rows; * accepted limit=0 or negative values in a way that could effectively remove the result limit and return the entire organisation table. A related organisation-contributor leaderboard also ignored the same visibility setting. Its handler counted Event.orgc_id across the entire event table and mapped those IDs to organisation names, revealing every organisation with events regardless of whether the caller could see any of those events. The fix withdraws this widget entirely for users who lack organisation-index visibility. Version affected: ≤2.5.45

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