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Vulnerability record · CVE-2026-4735 · published 24 March 2026

CVE-2026-4735: Deserialization of untrusted data vulnerability

Deserialization of Untrusted Data vulnerability in DTStack chunjun (‎chunjun-core/src/main/java/com/dtstack/chunjun/util modules). This vulnerability is associated with program files GsonUtil.Java. This issue affects chunjun: before 1.16.1.

8.7 CVSS 4.0 High EPSS 0.46% · top 62.5% CWE-502 · Deserialization of untrusted data Deferred
8.7CVSS 4.0 base score
0.46%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

Deserialization of Untrusted Data vulnerability in DTStack chunjun (‎chunjun-core/src/main/java/com/dtstack/chunjun/util modules). This vulnerability is associated with program files GsonUtil.Java. This issue affects chunjun: before 1.16.1.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:

References

LinkTags
https://github.com/DTStack/chunjun/pull/1939

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Source: NIST National Vulnerability Database (record CVE-2026-4735), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.