CVE-2026-53914

MEDIUM

Jetbrains Kotlin < 2.4.20 - Deserialization of Untrusted Data

Title source: rule
STIX 2.1

Description

In JetBrains Kotlin before 2.4.20 code execution was possible via unsafe deserialization in the build cache metadata

References (1)

Core 1

Scores

CVSS v3 6.7
EPSS 0.0020
EPSS Percentile 9.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-502
Status published
Products (2)
JetBrains/Kotlin < 2.4.20
jetbrains/kotlin < 2.4.20
Published Jun 26, 2026
Tracked Since Jun 26, 2026