What is CVE-2026-49367?

CVE-2026-49367 is a high-severity vulnerability in Jetbrains Intellij Idea, classified under Missing Authorization. CVSS score: 8.0/10. Published 2026-05-29.

How severe is CVE-2026-49367?

High severity. CVSS v3 base score is 8.0 out of 10.

Auth bypass in Jetbrains Intellij Idea

CVE-2026-49367

In JetBrains IntelliJ IDEA before 2026.1.1 command execution was possible via the guest user account

Vulnerability class: Broken Access Control

EPSS: 0.000 (2.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.

Affected products

Jetbrains Intellij Idea — versions 0
Jetbrains Intellij_idea

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

cve@jetbrains.com (Vendor Advisory)

Frequently asked questions

What is CVE-2026-49367?: CVE-2026-49367 is a high-severity vulnerability in Jetbrains Intellij Idea, classified under Missing Authorization. CVSS score: 8.0/10. Published 2026-05-29.
How severe is CVE-2026-49367?: High severity. CVSS v3 base score is 8.0 out of 10.