What is CVE-2026-64814?

CVE-2026-64814 is a high-severity vulnerability in Jetbrains Intellij Idea, classified under Missing Authorization. CVSS score: 8.6/10. Published 2026-07-23.

How severe is CVE-2026-64814?

High severity. CVSS v3 base score is 8.6 out of 10.

Auth bypass in Jetbrains Intellij Idea

CVE-2026-64814

In JetBrains IntelliJ IDEA before 2026.2 unauthorized file access was possible in a Remote Development session

Vulnerability class: Broken Access Control

EPSS: 0.003 (24.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N.

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-2026-64814?: CVE-2026-64814 is a high-severity vulnerability in Jetbrains Intellij Idea, classified under Missing Authorization. CVSS score: 8.6/10. Published 2026-07-23.
How severe is CVE-2026-64814?: High severity. CVSS v3 base score is 8.6 out of 10.