What is CVE-2026-64812?

CVE-2026-64812 is a critical-severity vulnerability in Jetbrains Intellij Idea, classified under Missing Authentication for Critical Function. CVSS score: 10.0/10. Published 2026-07-23.

How severe is CVE-2026-64812?

Critical severity. CVSS v3 base score is 10.0 out of 10.

Auth bypass in Jetbrains Intellij Idea

CVE-2026-64812

In JetBrains IntelliJ IDEA before 2026.2 unauthorized input injection was possible in a Remote Development session

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Jetbrains Intellij Idea — versions 0

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

cve@jetbrains.com

Frequently asked questions

What is CVE-2026-64812?: CVE-2026-64812 is a critical-severity vulnerability in Jetbrains Intellij Idea, classified under Missing Authentication for Critical Function. CVSS score: 10.0/10. Published 2026-07-23.
How severe is CVE-2026-64812?: Critical severity. CVSS v3 base score is 10.0 out of 10.