What’s Vulnerable › Vulnerabilities

CVE-2026-86504

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-07 · updated 2026-09-09
• Weakness: CWE-829

Description

In JetBrains IntelliJ IDEA before 2026.2.2 missing project-trust confirmation before building a Dev Container allowed host-level code execution

Affected products

• JetBrains IntelliJ IDEA: before 2026.2.2 — fixed in 2026.2.2

How to fix

Upgrade to a fixed version: JetBrains IntelliJ IDEA 2026.2.2. Check the vendor advisory for mitigations.

References

• https://www.jetbrains.com/privacy-security/issues-fixed/

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