PT-2026-86850 · Jetbrains · Youtrack

CVE-2026-86478

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Published

2026-09-07

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Updated

2026-09-08

CVSS v3.1

9.8

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
In JetBrains YouTrack before 2025.3.161254, 2026.1.14042 improper authentication in YouTrack Helpdesk allowed unauthenticated account takeover via a self-asserted email address

Fix

Authentication Bypass by Spoofing

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Weakness Enumeration

CWE-290

Related Identifiers

CVE-2026-86478

Affected Products

Youtrack