Security Flaw in JetBrains IntelliJ IDEA UI Designer Form Parser
CVE-2026-49383

3.3LOW

Key Information:

Vendor

Jetbrains
Status
Intellij Idea
Vendor
CVE Published:
29 May 2026

What is CVE-2026-49383?

JetBrains IntelliJ IDEA contains a significant security vulnerability within its UI Designer form parser. This flaw allows for improper handling of user input, potentially enabling attackers to exploit the system. Users are encouraged to update to the latest version to mitigate any associated risks. For additional details, please refer to the JetBrains official security advisory.

Affected Version(s)

IntelliJ IDEA 0 < 2026.1

References

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

CVSS V3.1

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

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.