CVE-2026-86487
CVSS Score
3.1
EPSS Score
0.0%
EPSS Percentile
0th
In JetBrains YouTrack before 2026.2.18634 a crafted WebSocket message allowed read-only whiteboard users to modify canvas content
| CWE | CWE-863 |
| Vendor | jetbrains |
| Product | youtrack |
| Published | Sep 7, 2026 |
| Last Updated | Sep 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None
Affected Versions
JetBrains / YouTrack
0 < 2026.2.18634