Improper Checks in JetBrains IntelliJ IDEA Allow Activation of Disabled Plugins
CVE-2026-123313

3.3LOW

Key Information:

Vendor

Jetbrains
Status
Intellij Idea
Vendor
CVE Published:
6 November 2026

What is CVE-2026-123313?

In JetBrains IntelliJ IDEA prior to version 2026.3, an improper check vulnerability exists that could allow external dependency settings to override protections against enabling disabled plugins. This could potentially expose users to external risks if malicious plugins are activated without user consent.

Affected Version(s)

IntelliJ IDEA 0 < 2026.3

References

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

CVSS V3.1

Score:
3.3
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.