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CVE-2026-53914: Deserialization of Untrusted Data

🗓️ 26 Jun 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 8 Views

Code execution in JetBrains Kotlin before 2.4.20 via build cache metadata deserialization.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-53914
26 Jun 202613:01
–attackerkb
circl
Circl
CVE-2026-53914
26 Jun 202614:08
–circl
cve
CVE
CVE-2026-53914
26 Jun 202613:01
–cve
cvelist
Cvelist
CVE-2026-53914
26 Jun 202613:01
–cvelist
euvd
EUVD
EUVD-2026-39659
26 Jun 202613:01
–euvd
github
Github Security Blog
JetBrains Kotlin: Unsafe Deserialization in Kotlin Build Cache Enables Code Execution
26 Jun 202615:32
–github
mend
Mend
CVE-2026-53914
26 Jun 202613:01
–mend
nvd
NVD
CVE-2026-53914
26 Jun 202614:17
–nvd
osv_cve
osv_cve
CVE-2026-53914
26 Jun 202613:01
–osv_cve
osv_ghsa
osv_ghsa
GHSA-R937-WJX7-W2JP JetBrains Kotlin: Unsafe Deserialization in Kotlin Build Cache Enables Code Execution
26 Jun 202615:32
–osv_ghsa
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27 Jun 2026 00:00Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.16.7 - 9.8
EPSS0.00333
SSVC
8