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CVE-2026-64813 JetBrains CVE debrief

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-23T12:18:36.897Z and has not been modified since then. CVE-2026-64813 is a critical vulnerability in JetBrains IntelliJ IDEA before version 2026.2, allowing unauthorized settings modification in Remote Development sessions. The vulnerability has a CVSS score of 10 and is tracked under CWE-602. The affected product is JetBrains IntelliJ IDEA, with a CPE criteria of cpe:2.3:a:jetbrains:intellij_idea:*:*:*:*:*:*:*:*. Users of JetBrains IntelliJ IDEA, especially those utilizing Remote Development sessions, should be aware of this critical vulnerability and take immediate action to mitigate the risk. The CVE record indicates a critical vulnerability in JetBrains IntelliJ IDEA before version 2026.2, allowing unauthorized settings modification in Remote Development sessions. The CVSS score is 10 with a severity of CRITICAL.

Vendor
JetBrains
Product
IntelliJ IDEA
CVSS
CRITICAL 10
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-23
Original CVE updated
2026-07-28
Advisory published
2026-07-23
Advisory updated
2026-07-28

Who should care

Users of JetBrains IntelliJ IDEA, especially those utilizing Remote Development sessions, should be aware of this critical vulnerability and take immediate action to mitigate the risk.

Technical summary

CVE-2026-64813 is a critical vulnerability in JetBrains IntelliJ IDEA before version 2026.2, allowing unauthorized settings modification in Remote Development sessions. The vulnerability has a CVSS score of 10 and is tracked under CWE-602. The affected product is JetBrains IntelliJ IDEA, with a CPE criteria of cpe:2.3:a:jetbrains:intellij_idea:*:*:*:*:*:*:*:*.

Defensive priority

Critical vulnerability in JetBrains IntelliJ IDEA, allowing unauthorized settings modification in Remote Development sessions.

Recommended defensive actions

  • Review and apply the vendor advisory for mitigation steps.
  • Ensure JetBrains IntelliJ IDEA is updated to version 2026.2 or later.
  • Monitor Remote Development sessions for suspicious activity.
  • Implement compensating controls to restrict access to sensitive settings.
  • Verify inventory of affected systems and prioritize remediation.

Evidence notes

The CVE-2026-64813 record indicates a critical vulnerability in JetBrains IntelliJ IDEA before version 2026.2, allowing unauthorized settings modification in Remote Development sessions. The CVSS score is 10 with a severity of CRITICAL. The vulnerability is tracked under CWE-602.

Official resources

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-23T12:18:36.897Z and has not been modified since then.