CVE-2026-86478
CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th
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
| CWE | CWE-290 |
| Vendor | jetbrains |
| Product | youtrack |
| Published | Sep 7, 2026 |
| Last Updated | Sep 9, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
JetBrains / YouTrack
0 < 2025.3.161254,
2026.1.14042