CVE-2026-64815: CWE-94 in JetBrains IntelliJ IDEA
A high-severity vulnerability (CVE-2026-64815) exists in JetBrains IntelliJ IDEA before version 2026.2 that allows arbitrary code injection via UI Designer form files. This vulnerability is classified as CWE-94 (Improper Control of Generation of Code). It has a CVSS 3.1 score of 8.1, indicating a high impact on confidentiality, integrity, and availability. No patch or official remediation information is currently provided by the vendor. The vulnerability does not affect cloud services and no known exploits are reported in the wild.
AI Analysis
Technical Summary
CVE-2026-64815 is a code injection vulnerability in JetBrains IntelliJ IDEA affecting versions prior to 2026.2. The issue arises from improper handling of UI Designer form files, which can be crafted to inject arbitrary code. This vulnerability has a high CVSS score of 8.1, reflecting network attack vector with high impact on confidentiality, integrity, and availability. No official fix or remediation guidance has been published by JetBrains as of the data provided.
Potential Impact
Successful exploitation allows an unauthenticated attacker to execute arbitrary code on the affected system by leveraging crafted UI Designer form files. This can lead to full compromise of the IntelliJ IDEA environment, including potential data loss, unauthorized access, and disruption of service.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, avoid opening untrusted UI Designer form files and restrict access to project files from untrusted sources.
CVE-2026-64815: CWE-94 in JetBrains IntelliJ IDEA
Description
A high-severity vulnerability (CVE-2026-64815) exists in JetBrains IntelliJ IDEA before version 2026.2 that allows arbitrary code injection via UI Designer form files. This vulnerability is classified as CWE-94 (Improper Control of Generation of Code). It has a CVSS 3.1 score of 8.1, indicating a high impact on confidentiality, integrity, and availability. No patch or official remediation information is currently provided by the vendor. The vulnerability does not affect cloud services and no known exploits are reported in the wild.
CVSS v3.1
Score 8.1high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-64815 is a code injection vulnerability in JetBrains IntelliJ IDEA affecting versions prior to 2026.2. The issue arises from improper handling of UI Designer form files, which can be crafted to inject arbitrary code. This vulnerability has a high CVSS score of 8.1, reflecting network attack vector with high impact on confidentiality, integrity, and availability. No official fix or remediation guidance has been published by JetBrains as of the data provided.
Potential Impact
Successful exploitation allows an unauthenticated attacker to execute arbitrary code on the affected system by leveraging crafted UI Designer form files. This can lead to full compromise of the IntelliJ IDEA environment, including potential data loss, unauthorized access, and disruption of service.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, avoid opening untrusted UI Designer form files and restrict access to project files from untrusted sources.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- JetBrains
- Date Reserved
- 2026-07-20T18:20:31.114Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a6207979c2644c7f80b6497
Added to database: 07/23/2026, 12:22:47 UTC
Last enriched: 07/30/2026, 23:12:54 UTC
Last updated: 09/04/2026, 22:52:14 UTC
Views: 65
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