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IntelliJ IDEA CVE-2026-86501

| EUVDEUVD-2026-72517 LOW
Insertion of Sensitive Information into Log File (CWE-532)
2026-09-07 JetBrains GHSA-pg9w-977f-v4wg
2.8
CVSS 3.1 · Vendor: JetBrains

Severity by source

Vendor (JetBrains) PRIMARY
2.8 LOW
AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
vuln.today AI
2.8 LOW

Local-only log file read; PR:L for filesystem access; UI:R because victim must type sensitive input; C:L as only command text is exposed.

3.1 AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
4.0 AV:L/AC:L/AT:N/PR:L/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (JetBrains).

CVSS VectorVendor: JetBrains

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Lifecycle Timeline

3
Patch available
Sep 07, 2026 - 17:17 EUVD
Analysis Generated
Sep 07, 2026 - 17:15 vuln.today
CVE Published
Sep 07, 2026 - 16:26 cve.org
LOW 2.8

DescriptionCVE.org

In JetBrains IntelliJ IDEA before 2026.2.2 terminal command input could be written to idea.log

AnalysisAI

Terminal command input written to idea.log in JetBrains IntelliJ IDEA before 2026.2.2 exposes sensitive command-line strings to any local party that can read the IDE's diagnostic log. Classified as CWE-532 (Insertion of Sensitive Information into Log File), the flaw means that developers who type passwords, API keys, or tokens as command-line arguments in IntelliJ's integrated terminal inadvertently persist those secrets on disk in a plaintext log file. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
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Delivery
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Exploit
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Execution
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Persist
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Impact
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Vulnerability AssessmentAI

Exploitation Exploitation requires local filesystem access to the directory containing idea.log, with at least low-privilege read rights to that file (AV:L/PR:L). … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment Real-world risk is low. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation Upgrade JetBrains IntelliJ IDEA to version 2026.2.2 or later, which resolves the terminal input logging behavior per the vendor's security bulletin at https://www.jetbrains.com/privacy-security/issues-fixed/. … Detailed patch versions, workarounds, and compensating controls in full report.

Threat intelligence, references, and detailed analysis are available after sign-in.

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CVE-2026-86501 vulnerability details – vuln.today

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