CVE-2026-123277 | JetBrains CLion up to 2026.2.4.0/2026.3.0.0 missing authentication

November 6, 2026 Yanac

A vulnerability marked as problematic has been reported in JetBrains CLion up to 2026.2.4.0/2026.3.0.0. The affected element is an unknown function. The manipulation leads to missing authentication.

This vulnerability is referenced as CVE-2026-123277. The attack can only be performed from a local environment. No exploit is available.

It is suggested to upgrade the affected component.VulDB Recent EntriesRead More