CVE-2026-49367: High severity JetBrains IntelliJ IDEA vulnerability
Published May 29, 2026
·Updated
In JetBrains IntelliJ IDEA before 2026.1.1 command execution was possible via the guest user account
Affected Software
2 affected components
JetBrains IntelliJ IDEA<2026.1.1
JetBrains IntelliJ IDEA<2026.1.1
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
JetBrains IntelliJ IDEAto a version that resolves this vulnerability.Fixed in 2026.1.1
Event History
May 29, 2026
CVE Published
via MITRE·06:15 PM
Data Sourced
via MITRE·06:15 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·07:16 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-49367?
CVE-2026-49367 has a severity rating of high with a score of 8.
2
What does CVE-2026-49367 allow an attacker to do?
CVE-2026-49367 allows for command execution via the guest user account in JetBrains IntelliJ IDEA.
3
How do I fix CVE-2026-49367?
To fix CVE-2026-49367, update JetBrains IntelliJ IDEA to version 2026.1.1 or later.
4
Which versions of JetBrains IntelliJ IDEA are affected by CVE-2026-49367?
CVE-2026-49367 affects all versions prior to 2026.1.1 of JetBrains IntelliJ IDEA.
5
Is user interaction required to exploit CVE-2026-49367?
Yes, user interaction is required to exploit CVE-2026-49367 as it involves a guest user account.