CVE-2026-41862

HIGH

Spring Statemachine - Deserialization of Untrusted Data

Title source: rule

Description

Spring Statemachine's Kryo-based persistence backends (JPA, MongoDB, Redis and ZooKeeper) deserialise persisted state-machine contexts without enforcing a class allowlist (CWE-502, deserialisation of untrusted data), which can lead to remote code execution inside the application JVM. Affected versions: Spring Statemachine 4.0.0 through 4.0.1 Spring Statemachine 3.2.0 through 3.2.4

References (1)

Core 1

Core References

https://spring.io/security/cve-2026-41862

Scores

CVSS v3 8.8

EPSS 0.0042

EPSS Percentile 34.8%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-502

Status published

Products (2)

Spring/Spring Statemachine 3.2.0 - 3.2.5

Spring/Spring Statemachine 4.0.0 - 4.0.1.1

Published Jun 23, 2026

Tracked Since Jun 24, 2026