CVE-2026-64812
A critical flaw in JetBrains IntelliJ IDEA allows attackers to inject input during Remote Development sessions. Because no authentication or user interaction is needed, the vulnerability can give full control over the affected system. The issue exists in all versions before 2026.2.
No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.
Who is affected
JetBrains IntelliJ IDEA versions earlier than 2026.2 used for Remote Development.
Real-world impact
An attacker could send crafted data into a Remote Development session and run arbitrary commands or install malware, effectively taking over the developer’s machine.
Why this severity
The CVSS score of 10 reflects that the flaw requires no authentication, no user interaction, and gives complete compromise of confidentiality, integrity, and availability.
What to do about it
No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.
No fix documented in sources
Timeline
- Jul 23, 2026 · 9d agoPublishedDisclosed and added to the National Vulnerability Database.
- Jul 28, 2026 · 4d agoAdvisory updatedThe NVD record was last revised.
How it’s attacked
References & advisories
- jetbrains.com/privacy-security/issues-fix…vendor advisory