---
id: CVE-2026-123298
title: >-
  In JetBrains Hub before 2026.2.52556 sMTP command injection via email
  verification was possible
summary: >-
  In JetBrains Hub before 2026.2.52556 sMTP command injection via email
  verification was possible
severity: medium
cvss: 5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N'
cvssSource: cna
cwe:
  - CWE-93
vendor: JetBrains
product: Hub
affected:
  - Hub < 2026.2.52556
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-11-06T14:26:05.412904Z'
published: '2026-11-06'
updated: '2026-11-06'
sourceUpdated: '2026-11-06T14:42:05.803Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-123298'
references:
  - url: 'https://www.jetbrains.com/privacy-security/issues-fixed/'
tags:
  - cve.org
ingestedAt: '2026-11-06T10:49:35.365Z'
---

## Overview

In JetBrains Hub before 2026.2.52556 sMTP command injection via email verification was possible

## Affected

- `Hub < 2026.2.52556`

## Remediation

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