What is CVE-2026-64813?

CVE-2026-64813 is a critical-severity vulnerability in Jetbrains Intellij Idea, classified under CWE-602. CVSS score: 10.0/10. Published 2026-07-23.

How severe is CVE-2026-64813?

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

Vulnerability in Jetbrains Intellij Idea

CVE-2026-64813

In JetBrains IntelliJ IDEA before 2026.2 unauthorized settings modification was possible in a Remote Development session

Published 2026-07-23 · last modified 2026-07-28.

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.

EPSS exploit prediction

EPSS: 0.005 (43.4th percentile), scored 2026-10-23.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Jetbrains Intellij Idea — versions 0
Jetbrains Intellij Idea

Weakness classification (CWE)

CWE-602

References

www.jetbrains.com/privacy-security/issues-fixed/ (Vendor Advisory)

Frequently asked questions

What is CVE-2026-64813?: CVE-2026-64813 is a critical-severity vulnerability in Jetbrains Intellij Idea, classified under CWE-602. CVSS score: 10.0/10. Published 2026-07-23.
How severe is CVE-2026-64813?: Critical severity. CVSS v3 base score is 10.0 out of 10.