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CVE-2023-46674

Elasticsearch-hadoop Unsafe Deserialization

6.0 MediumFix available

An issue was identified that allowed the unsafe deserialization of java objects from hadoop or spark configuration properties that could have been modified by authenticated users. Elastic would like to thank Yakov Shafranovich, with Amazon Web Services for reporting this issue.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: High
Privileges needed: High
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: High
Availability: High

Exploit likelihood

0.24%Up 0.2 points since Dec 6, 2023

What each source reports

CVE List Score used 6.0

Elasticsearch-hadoop Unsafe Deserialization

An issue was identified that allowed the unsafe deserialization of java objects from hadoop or spark configuration properties that could have been modified by authenticated users. Elastic would like to thank Yakov Shafranovich, with Amazon Web Services for reporting this issue.

Record: CVE-2023-46674
CVSS 3.1: 6.0 MediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:H/A:H
Weakness: CWE-502
Updated: 2026-11-02

EUVDEUVD-2023-3294 6.0

An issue was identified that allowed the unsafe deserialization of java objects from hadoop or spark configuration properties that could have been modified by authenticated users. Elastic would like to thank Yakov Shafranovich, with Amazon Web Services for reporting this issue.

Record: EUVD-2023-3294
CVSS 3.1: 6.0 MediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:H/A:H
Updated: 2026-11-03

GitHub AdvisoriesGHSA-rv74-m283-5j95 6.0

Elasticsearch-hadoop Unsafe Deserialization

An issue was identified that allowed the unsafe deserialization of java objects from hadoop or spark configuration properties that could have been modified by authenticated users. Elastic would like to thank Yakov Shafranovich, with Amazon Web Services for reporting this issue.

Record: GHSA-rv74-m283-5j95
CVSS 3.1: 6.0 MediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:H/A:H
Weakness: CWE-502
Updated: 2026-11-02

NVD 6.0

An issue was identified that allowed the unsafe deserialization of java objects from hadoop or spark configuration properties that could have been modified by authenticated users. Elastic would like to thank Yakov Shafranovich, with Amazon Web Services for reporting this issue.

Record: CVE-2023-46674
CVSS 3.1: 6.0 MediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:H/A:H
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-502
Updated: 2026-11-02

OSV 6.0

Elasticsearch-hadoop Unsafe Deserialization

An issue was identified that allowed the unsafe deserialization of java objects from hadoop or spark configuration properties that could have been modified by authenticated users. Elastic would like to thank Yakov Shafranovich, with Amazon Web Services for reporting this issue.

Record: CVE-2023-46674
CVSS 3.1: 6.0 MediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:H/A:H
Weakness: CWE-502
Updated: 2026-11-02

OSVGHSA-rv74-m283-5j95 6.0

Elasticsearch-hadoop Unsafe Deserialization

An issue was identified that allowed the unsafe deserialization of java objects from hadoop or spark configuration properties that could have been modified by authenticated users. Elastic would like to thank Yakov Shafranovich, with Amazon Web Services for reporting this issue.

Record: GHSA-rv74-m283-5j95
CVSS 3.1: 6.0 MediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:H/A:H
Weakness: CWE-502
Updated: 2026-11-02

OSVBIT-elasticsearch-2023-46674 No score

Elasticsearch-hadoop Unsafe Deserialization

An issue was identified that allowed the unsafe deserialization of java objects from hadoop or spark configuration properties that could have been modified by authenticated users. Elastic would like to thank Yakov Shafranovich, with Amazon Web Services for reporting this issue.

Record: BIT-elasticsearch-2023-46674
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`org.elasticsearch:elasticsearch-hadoop` Maven	before 7.17.11	7.17.11
`org.elasticsearch:elasticsearch-hadoop` Maven	8.0.0 up to 8.9.0	8.9.0
`elasticsearch` Bitnami	before 7.17.11, 8.0.0 up to 8.9.0	7.17.118.9.0
`org.elasticsearch:elasticsearch-hadoop` Maven	before 7.17.11, plus listed versions 0.10.00.11.00.12.00.12.10.13.0 Show 45 moreShow less 0.13.10.14.00.14.10.14.20.14.30.14.40.15.00.15.10.15.20.16.00.16.10.16.20.16.30.16.40.16.50.17.00.17.10.17.100.17.20.17.30.17.40.17.50.17.60.17.70.17.80.17.90.18.00.18.10.18.20.18.30.18.40.18.50.18.60.18.70.8.00.9.01.0.01.1.01.2.01.3.0.M11.3.0.M21.3.0.M32.0.02.0.0.RC12.0.1	7.17.11
`org.elasticsearch:elasticsearch-hadoop` Maven	8.0.0 up to 8.9.0, plus listed versions 8.0.18.1.08.1.18.1.28.1.3 Show 24 moreShow less 8.2.08.2.18.2.28.2.38.3.08.3.18.3.28.3.38.4.08.4.18.4.28.4.38.5.08.5.18.5.28.5.38.6.08.6.18.6.28.7.08.7.18.8.08.8.18.8.2	8.9.0

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-46674 is a medium vulnerability (CVSS 6.0) in Elastic Elasticsearch, published December 5, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 15th percentile. Fixed in org.elasticsearch:elasticsearch-hadoop 7.17.11.

References

This page doesn't list everything

Left out here: 195 versions. The JSON record has them.