Is CVE-2026-86498 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-86498?

CVE-2026-86498 has a CVSS v3 severity of HIGH (7.7).

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CVE-2026-86498

Description

In JetBrains YouTrack before 2025.3.160480, 2026.1.14047 pUT requests on link sub-resources allowed modification linked entities without update permission