Vulnerability · Published Sep 7, 2026 · Assigned by JetBrains
CVE-2026-86480
Critical 9.8
In plain English
A critical-severity missing authentication in Hub from JetBrains. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 47% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.6%top 52.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
In JetBrains Hub before 2026.2.52442 an unauthenticated attacker could register a trusted service and gain superuser privileges
Affected products (as reported)
Weakness: CWE-306 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H