CVE-2026-100266
HighCVSS 7.7Exploitation Probability (EPSS)
Low risk12th percentile - higher than 12% of all known CVEs
Summary
In JetBrains Hub before version 2026.2.52366, missing authorization allowed authenticated users to send arbitrary emails from the server's trusted address.
Risk Assessment
The ability to send emails from a trusted address can be exploited for phishing attacks or user manipulation.
Recommendation
Update Hub to version 2026.2.52366 or later to close the authorization gap.
Other vulnerabilities in JetBrains Hub
See all- CVE-2026-86480Critical
In JetBrains Hub before 2026.2.52442, an unauthenticated attacker could register a trusted service and gain superuser privileges.
- CVE-2026-56142Critical
In JetBrains Hub before versions 2026.1.13757, 2025.3.148033, 2025.2.148048, 2025.1.148120, 2024.3.148430, and 2024.2.148429, a privilege escalation vulnerability existed by attaching authentication details to accounts.
- CVE-2026-56141Critical
In JetBrains Hub before versions 2026.1.13757, 2025.3.148033, 2025.2.148048, 2025.1.148120, 2024.3.148430, and 2024.2.148429, account takeover via predictable restore codes was possible.
- CVE-2026-50242Critical
In JetBrains Hub before versions 2026.1.13757, 2025.3.148033, 2025.2.148048, 2025.1.148120, 2024.3.148430, and 2024.2.148429, authentication bypass via direct database access leading to administrative access was possible.
Original NVD description (English source)
In JetBrains Hub before 2026.2.52366 missing authorisation allowed authenticated users to send arbitrary emails from the server's trusted address
Vulnerability data from NVD (NIST) · CISA KEV · EPSS