CVE-2026-53914 Details
Description
In JetBrains Kotlin before 2.4.20 code execution was possible via unsafe deserialization in the build cache metadata
A vulnerability in JetBrains Kotlin versions prior to 2.4.20 allows for code execution through unsafe deserialization in the build cache metadata. This issue could be exploited by manipulating the deserialization process, leading to the execution of arbitrary code within the application's context.
Users can upgrade to JetBrains Kotlin version 2.4.20 or later to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jun 26, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.jetbrains.com/privacy-security/issues-fixed/ | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-502 | Deserialization of Untrusted Data | CISA-ADP |
| CWE-502 | Deserialization of Untrusted Data | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| jetbrains kotlin | < 2.4.20 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 27, 2026 | Initial Analysis | [email protected] |
| Jun 27, 2026 | CVE Modified | CISA-ADP |
| Jun 26, 2026 | New CVE Received | [email protected] |
| Jun 26, 2026 | CVE Modified | CISA-ADP |