CVE-2026-65908: CWE-829 in JetBrains PyCharm
CVE-2026-65908 is a high-severity vulnerability in JetBrains PyCharm that allows arbitrary code execution via a malicious Python executable when opening an untrusted project. This affects versions before 2026.1.4 and certain 2026.2 versions. The vulnerability is related to CWE-829, which involves inclusion of functionality from untrusted control spheres. The CVSS score is 8.6, indicating a significant risk. No official patch or remediation guidance is currently provided by the vendor. Exploits in the wild are not known at this time.
AI Analysis
Technical Summary
JetBrains PyCharm versions prior to 2026.1.4 and some 2026.2 versions are vulnerable to arbitrary code execution triggered by opening an untrusted project containing a malicious Python executable. This vulnerability is classified under CWE-829, which involves improper inclusion of functionality from untrusted sources. The CVSS v3.1 score of 8.6 reflects high impact on confidentiality, integrity, and availability, with low attack complexity but requiring user interaction. No official fix or patch has been disclosed yet, and no known exploits in the wild have been reported.
Potential Impact
Successful exploitation allows an attacker to execute arbitrary code on the victim's system with the privileges of the user running PyCharm. This can lead to full compromise of the affected system, including complete loss of confidentiality, integrity, and availability of data and resources.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should avoid opening untrusted projects or running untrusted Python executables within PyCharm. Monitor JetBrains advisories for updates and apply patches promptly once available.
CVE-2026-65908: CWE-829 in JetBrains PyCharm
Description
CVE-2026-65908 is a high-severity vulnerability in JetBrains PyCharm that allows arbitrary code execution via a malicious Python executable when opening an untrusted project. This affects versions before 2026.1.4 and certain 2026.2 versions. The vulnerability is related to CWE-829, which involves inclusion of functionality from untrusted control spheres. The CVSS score is 8.6, indicating a significant risk. No official patch or remediation guidance is currently provided by the vendor. Exploits in the wild are not known at this time.
CVSS v3.1
Score 8.6high
Affected software
pkg:github/jetbrains/PyCharmRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
JetBrains PyCharm versions prior to 2026.1.4 and some 2026.2 versions are vulnerable to arbitrary code execution triggered by opening an untrusted project containing a malicious Python executable. This vulnerability is classified under CWE-829, which involves improper inclusion of functionality from untrusted sources. The CVSS v3.1 score of 8.6 reflects high impact on confidentiality, integrity, and availability, with low attack complexity but requiring user interaction. No official fix or patch has been disclosed yet, and no known exploits in the wild have been reported.
Potential Impact
Successful exploitation allows an attacker to execute arbitrary code on the victim's system with the privileges of the user running PyCharm. This can lead to full compromise of the affected system, including complete loss of confidentiality, integrity, and availability of data and resources.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should avoid opening untrusted projects or running untrusted Python executables within PyCharm. Monitor JetBrains advisories for updates and apply patches promptly once available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- JetBrains
- Date Reserved
- 2026-07-23T12:24:36.889Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a620ea19c2644c7f815e02e
Added to database: 07/23/2026, 12:52:49 UTC
Last enriched: 07/30/2026, 23:13:35 UTC
Last updated: 09/06/2026, 10:52:10 UTC
Views: 136
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