---
id: CVE-2026-123324
title: >-
  In JetBrains YouTrack before 2026.2.19562 information disclosure via shared
  mailbox message history was possible
summary: >-
  In JetBrains YouTrack before 2026.2.19562 information disclosure via shared
  mailbox message history was possible
severity: high
cvss: 7.7
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N'
cvssSource: cna
cwe:
  - CWE-863
vendor: JetBrains
product: YouTrack
affected:
  - YouTrack < 2026.2.19562
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-11-06T14:34:45.883058Z'
published: '2026-11-06'
updated: '2026-11-06'
sourceUpdated: '2026-11-06T14:39:16.920Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-123324'
references:
  - url: 'https://www.jetbrains.com/privacy-security/issues-fixed/'
tags:
  - cve.org
ingestedAt: '2026-11-06T10:49:35.349Z'
---

## Overview

In JetBrains YouTrack before 2026.2.19562 information disclosure via shared mailbox message history was possible

## Affected

- `YouTrack < 2026.2.19562`

## Remediation

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