In JetBrains YouTrack before 2025.3.160480, 2026.1.14047 pUT requests on link sub-resources allowed modification linked entities without update permission

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Jetbrains
  • Youtrack

No data.

No data.

References
Link Providers
https://www.jetbrains.com/privacy-security/issues-fixed/ cve-icon cve-icon
History

Tue, 08 Sep 2026 11:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 07 Sep 2026 18:15:00 +0000

Type Values Removed Values Added
First Time appeared Jetbrains
Jetbrains youtrack
Vendors & Products Jetbrains
Jetbrains youtrack

Mon, 07 Sep 2026 17:45:00 +0000

Type Values Removed Values Added
Title Unauthorized Modification of Linked Entities via PUT Requests in JetBrains YouTrack

Mon, 07 Sep 2026 16:45:00 +0000

Type Values Removed Values Added
Description In JetBrains YouTrack before 2025.3.160480, 2026.1.14047 pUT requests on link sub-resources allowed modification linked entities without update permission
Weaknesses CWE-863
References
Metrics cvssV3_1

{'score': 7.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: JetBrains

Published: 2026-09-07T16:26:48.260Z

Updated: 2026-09-08T10:35:01.297Z

Reserved: 2026-09-07T16:13:39.471Z

Link: CVE-2026-86498

cve-icon Vulnrichment

Updated: 2026-09-08T10:32:54.762Z

cve-icon NVD

Status : Deferred

Published: 2026-09-07T17:17:28.220

Modified: 2026-09-08T15:30:03.247

Link: CVE-2026-86498

cve-icon Redhat

No data.