CVE-2026-64809: CWE-829 in JetBrains PhpStorm
A high-severity vulnerability (CWE-829) in JetBrains PhpStorm before version 2026.2 allows arbitrary code execution prior to granting project trust via the configured interpreter. This means that an attacker could execute code without user authorization in affected versions. The vulnerability has a CVSS score of 8.4, indicating significant impact on confidentiality, integrity, and availability.
AI Analysis
Technical Summary
CVE-2026-64809 is a vulnerability in JetBrains PhpStorm versions prior to 2026.2 that permits arbitrary code execution before the user grants project trust, exploiting the configured interpreter. This vulnerability is classified under CWE-829 (Inclusion of Functionality from Untrusted Control Sphere). It allows an attacker to execute code without prior user consent, potentially compromising the system. The CVSS 3.1 score of 8.4 reflects high impact with low attack complexity, no privileges required, and no user interaction needed.
Potential Impact
Successful exploitation of this vulnerability could lead to full compromise of the affected system, including unauthorized disclosure, modification, or destruction of data, and disruption of service. The attacker can execute arbitrary code before the project is trusted, bypassing intended security controls.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Users should monitor JetBrains official channels for updates and apply the official fix once available. Until then, exercise caution when opening untrusted projects and consider restricting interpreter configurations to trusted sources only.
CVE-2026-64809: CWE-829 in JetBrains PhpStorm
Description
A high-severity vulnerability (CWE-829) in JetBrains PhpStorm before version 2026.2 allows arbitrary code execution prior to granting project trust via the configured interpreter. This means that an attacker could execute code without user authorization in affected versions. The vulnerability has a CVSS score of 8.4, indicating significant impact on confidentiality, integrity, and availability.
CVSS v3.1
Score 8.4high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-64809 is a vulnerability in JetBrains PhpStorm versions prior to 2026.2 that permits arbitrary code execution before the user grants project trust, exploiting the configured interpreter. This vulnerability is classified under CWE-829 (Inclusion of Functionality from Untrusted Control Sphere). It allows an attacker to execute code without prior user consent, potentially compromising the system. The CVSS 3.1 score of 8.4 reflects high impact with low attack complexity, no privileges required, and no user interaction needed.
Potential Impact
Successful exploitation of this vulnerability could lead to full compromise of the affected system, including unauthorized disclosure, modification, or destruction of data, and disruption of service. The attacker can execute arbitrary code before the project is trusted, bypassing intended security controls.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Users should monitor JetBrains official channels for updates and apply the official fix once available. Until then, exercise caution when opening untrusted projects and consider restricting interpreter configurations to trusted sources only.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- JetBrains
- Date Reserved
- 2026-07-20T18:20:29.741Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a6207959c2644c7f80b6475
Added to database: 07/23/2026, 12:22:45 UTC
Last enriched: 07/30/2026, 23:12:14 UTC
Last updated: 09/06/2026, 22:52:12 UTC
Views: 63
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