CVE-2026-86487
8Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 3.1epss 0.1%
exploitation probability
0.1%top 97% of all CVEs
observed exploitation
nono source reports it
In JetBrains YouTrack before 2026.2.18634 a crafted WebSocket message allowed read-only whiteboard users to modify canvas content
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
Affected products
JetBrains · YouTrack