CVE-2026-86480

Unauthenticated Service Registration Grants Superuser Privileges in JetBrains Hub

Published Sep 7, 2026 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
In JetBrains Hub before 2026.2.52442 an unauthenticated attacker could register a trusted service and gain superuser privileges

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Unauthenticated Service Registration Grants Superuser Privileges in JetBrains Hub
Type Values Removed Values Added
First Time appeared Jetbrains
Jetbrains hub
Vendors & Products Jetbrains
Jetbrains hub
Type Values Removed Values Added
Description In JetBrains Hub before 2026.2.52442 an unauthenticated attacker could register a trusted service and gain superuser privileges
Weaknesses CWE-306
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
JetBrains
Published
Updated
Sep 9, 2026, 4:25 AM
Reserved
Sep 7, 2026, 4:13 PM
Status
Deferred
Published
Sep 7, 2026, 5:17 PM
Modified
Sep 9, 2026, 5:18 AM