What is GHSA-647v-4254-wp99?

GHSA-647v-4254-wp99 is a security advisory published by GitHub Security Advisories with Medium severity. Spring Integration's JSON to object conversion uses the json__TypeId__ header to choose the...

Which CVE IDs does GHSA-647v-4254-wp99 cover?

GHSA-647v-4254-wp99 covers the following CVE IDs: CVE-2026-47856. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-647v-4254-wp99?

GHSA-647v-4254-wp99 has a CVSS v3 base score of 6.3, published by GitHub Security Advisories.

GHSA-647v-4254-wp99MediumCVSS 6.3

Spring Integration's JSON to object conversion uses the jsonTypeId header to choose the...

Vendor

GitHub Security Advisories

Published

August 27, 2026

Last Modified

August 27, 2026

🔗 CVE IDs covered (1)

CVE-2026-47856 →

📋 Description

Spring Integration's JSON to object conversion uses the json__TypeId__ header to choose the deserialization target type, and resolves that header value to a class with ClassUtils.forName and no type/package allow-list. Spring Integration 7.1.0 Spring Integration 7.0.0 - 7.0.5 Spring Integration 6.5.0 - 6.5.10 Spring Integration 6.4.0 - 6.4.12 Spring Integration 5.5.21 and earlier

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-47856
https://spring.io/security/cve-2026-47856
https://github.com/advisories/GHSA-647v-4254-wp99