CVE-2026-123277 | BDVDB-2026-401185 Detail

JetBrainsCLion

Description#

In JetBrains CLion before 2026.3, 2026.2.4.1 missing authentication allowed local users to obtain the debug session environment on Linux

Per CVSS v3.1: confidentiality impact high, integrity impact none, availability impact low. Attack vector: local.

No public exploit known

5.0 Medium

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 1.9.

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Authentication Issues

No specific action is recorded in the source data. Check the references for vendor guidance.

Not available

5.0 Medium

CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:L

Not available

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).