CVE-2026-100280Low· 3.1▾ SunlitIn JetBrains YouTrack before 2026.2.19197 creating a project from an unreadable custom template was possible
▾ Sunlit zone — Low / medium · no exploitation signal
impact 17.1 · likelihood 0 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
In JetBrains YouTrack before 2026.2.19197 creating a project from an unreadable custom template was possible
Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-100271Low· 2.7In JetBrains YouTrack before 2026.2.19197 missing authorisation on several endpoints allowed authenticated users to access information from other projects
CVE-2026-100269Medium· 4.3In JetBrains YouTrack before 2026.2.19197 helpdesk project's Authorized Reporters list could be bypassed
CVE-2026-86496Medium· 4.3In JetBrains YouTrack before 2026.2.18769 missing access control on Helpdesk authorized reporters exposed reporter email addresses
CVE-2026-86499Medium· 4.3In JetBrains YouTrack before 2026.1.14047 predefined search fields leaked all group names to any user, regardless of visibility permission
CVE-2026-86479High· 8.1In JetBrains YouTrack before 2026.2.18788, 2026.1.14055, 2025.3.161254 missing authorisation allowed access to restricted REST API resources via IDOR
CVE-2026-86494High· 7.7In JetBrains YouTrack before 2026.2.18634 cloning a whiteboard allowed unauthorized changes to links on inaccessible issues