---
id: CVE-2026-75044
title: >-
  In JetBrains YouTrack before 2025.3.156085, 

  2026.1.13914, 

  2026.2.18095 missing authorisation allowed an authenticated user to delete
  arbitrary entities via the mailbox endpoint
summary: >-
  In JetBrains YouTrack before 2025.3.156085, 

  2026.1.13914, 

  2026.2.18095 missing authorisation allowed an authenticated user to delete
  arbitrary entities via the mailbox endpoint
severity: high
cvss: 8.1
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H'
cwe:
  - CWE-862
vendor: jetbrains
product: youtrack
affected:
  - youtrack < 2025.3.156085
  - 'youtrack >= 2026.1, < 2026.1.13914'
  - 'youtrack >= 2026.2, < 2026.2.18095'
patched:
  - youtrack 2026.2.18095
published: '2026-08-17'
updated: '2026-09-15'
sourceUpdated: '2026-09-15T17:46:57.947'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-75044'
references:
  - url: 'https://www.jetbrains.com/privacy-security/issues-fixed/'
    label: cve@jetbrains.com
tags:
  - nvd
epss: 0.00378
epssPercentile: 0.29036
ingestedAt: '2026-09-15T18:41:59.120Z'
---

## Overview

In JetBrains YouTrack before 2025.3.156085, 
2026.1.13914, 
2026.2.18095 missing authorisation allowed an authenticated user to delete arbitrary entities via the mailbox endpoint

## Affected

- `youtrack < 2025.3.156085`
- `youtrack >= 2026.1, < 2026.1.13914`
- `youtrack >= 2026.2, < 2026.2.18095`

## Remediation

Upgrade past the affected range:

- `youtrack 2026.2.18095`