---
id: CVE-2026-100266
title: >-
  In JetBrains Hub before 2026.2.52366 missing authorisation allowed
  authenticated users to send arbitrary emails from the server's trusted address
summary: >-
  In JetBrains Hub before 2026.2.52366 missing authorisation allowed
  authenticated users to send arbitrary emails from the server's trusted address
severity: high
cvss: 7.7
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N'
cwe:
  - CWE-862
vendor: JetBrains
product: Hub
affected:
  - Hub < 2026.2.52366
published: '2026-09-30'
updated: '2026-09-30'
sourceUpdated: '2026-09-30T16:44:39.840'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-100266'
references:
  - url: 'https://www.jetbrains.com/privacy-security/issues-fixed/'
    label: cve@jetbrains.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-30T15:34:39.454602Z'
ingestedAt: '2026-09-30T16:10:07.758Z'
---

## Overview

In JetBrains Hub before 2026.2.52366 missing authorisation allowed authenticated users to send arbitrary emails from the server's trusted address

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.