In JetBrains YouTrack before 2026.2.19422 privilege escalation was possible via user group membership changes

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
JetBrains YouTrack unaffected
Version Status Constraints
0 affected < 2026.2.19422

Configuration 1 [-]

cpe:2.3:a:jetbrains:youtrack:*:*:*:*:*:*:*:*

No data.

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Vendors Products
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Youtrack Subscribe

Project Subscriptions

Vendors Products
Jetbrains Subscribe
Youtrack Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

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

Thu, 01 Oct 2026 14:45:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:jetbrains:youtrack:*:*:*:*:*:*:*:*

Thu, 01 Oct 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Thu, 01 Oct 2026 11:15:00 +0000

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

Thu, 01 Oct 2026 11:00:00 +0000

Type Values Removed Values Added
Title Privilege Escalation via User Group Membership Changes in JetBrains YouTrack

Thu, 01 Oct 2026 09:30:00 +0000

Type Values Removed Values Added
Description In JetBrains YouTrack before 2026.2.19422 privilege escalation was possible via user group membership changes
Weaknesses CWE-266
References
Metrics cvssV3_1

{'score': 6.6, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: JetBrains

Published:

Updated: 2026-10-01T13:36:59.952Z

Reserved: 2026-09-30T17:07:14.496Z

Link: CVE-2026-103494

cve-icon Vulnrichment

Updated: 2026-10-01T13:31:16.272Z

cve-icon NVD

Status : Analyzed

Published: 2026-10-01T10:17:14.900

Modified: 2026-10-01T14:25:42.097

Link: CVE-2026-103494

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-01T11:00:05Z

Weaknesses