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CVE-2026-47878

7.3, high

Spring Batch Deserialization of Untrusted Data Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab)
CVSS
7.3, high high CVSS v3.1
EPSS, next 30 days
0.4% higher than 27.2% of scored CVEs
Exploitation
No public evidence
Published
27 Aug 2026a month ago

Description

DefaultExecutionContextSerializer, used by default in Spring Batch's JDBC job repository, passes Base64-decoded bytes directly to ObjectInputStream.readObject() without an ObjectInputFilter that restricts types to a trusted class allowlist. Spring Batch 6.0.0 - 6.0.4 Spring Batch 5.2.6 and earlier

Details

Vendor
Spring
Product
Spring Batch
Weakness
CWE-502 (opens in a new tab)
Status
Analyzed
Updated
10 Sept 2026
Assigner
security@vmware.com

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

References 1

Advisories 1

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other Spring CVEs

Every Spring CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2026-47864 Spring Integration Deserialization of Untrusted Data Vulnerability EPSS 6% 9.8, critical
  • CVE-2026-47875 Spring Batch Deserialization of Untrusted Data Vulnerability EPSS 0.4% 9.8, critical
  • CVE-2026-59270 Spring Security Incorrect Authorization Vulnerability EPSS 0.4% 9.1, critical
  • CVE-2026-47863 In Reactor Core, applications that use the Flux.bufferTimeout operator with fairBackpressure enabled are vulnerable to a Denial of… EPSS 0.4% 7.5, high
  • CVE-2026-47879 Spring Cloud Gateway Server-Side Request Forgery Vulnerability EPSS 0.3% 8.7, high
  • CVE-2026-47881 Spring Batch Uncontrolled Resource Consumption Vulnerability EPSS 0.4% 7.5, high
  • CVE-2026-47894 Spring Cloud Config Server native environment repository allows exposure of configuration files outside of the configured repository path EPSS 0.5% 7.5, high
  • CVE-2026-59285 Spring for GraphQL Deserialization of Untrusted Data Vulnerability EPSS 0.4% 8.1, high

Beyond this page

Is CVE-2026-47878 in your network?

This page tells you how dangerous CVE-2026-47878 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

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  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

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Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.