CVE-2026-53914

—

CVSS 3.1

9.8 critical

EPSS

<1%p26

Published

Jun 26, 2026 (Jun 26, 2026)

Modified

Jun 27, 2026

Description

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

Vendors: jetbrains
Products: kotlin
Weakness: CWE-502
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.3%)

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