CVE-2026-86486Low· 3.7▾ SunlitIn JetBrains YouTrack before 2026.2.18634 the generic VCS webhook handler failed open when its secret was blank
▾ Sunlit zone — Low / medium · no exploitation signal
impact 20.4 · 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.
Exploit-prediction probability, daily snapshots since Sep 8.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.2%
In JetBrains YouTrack before 2026.2.18634 the generic VCS webhook handler failed open when its secret was blank
Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-75060High· 8.4In JetBrains PyCharm before 2026.2.1 code execution was possible via unauthenticated Jupyter MCP tools
CVE-2026-86496Medium· 4.3In JetBrains YouTrack before 2026.2.18769 missing access control on Helpdesk authorized reporters exposed reporter email addresses
CVE-2026-86497Medium· 6.8In JetBrains YouTrack before 2026.2.18769 changing a mailbox host without re-authentication allowed a project administrator to exfiltrate stored mailbox credentials
CVE-2026-86498High· 7.7In JetBrains YouTrack before 2025.3.160480, 2026.1.14047 pUT requests on link sub-resources allowed modification linked entities without update permission
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-2026-86500Medium· 5.5In JetBrains YouTrack before 2026.1.14047 a missing escalation check let a user with project update permissions grant themselves Project Admin