Advisory severityHigh7.5VMware (Broadcom)

High [CVE-2026-47889] Spring Framework: WebFlux application running on the Jetty 12 Core reactive adapter serializes response cookies without the sameSite…

This high-severity VMware (Broadcom) advisory covers CVE-2026-47889 affecting Spring Framework.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2026-47889 Source published Aug 27, 2026Source updated Sep 10, 2026

VulniPulse record published Aug 27, 2026Record updated Sep 10, 2026

CVE-2026-47889

Affected products & platforms

VMware (Broadcom)Tanzu / Spring

Open source advisory

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Summary

A WebFlux application running on the Jetty 12 Core reactive adapter serializes response cookies without the sameSite attribute. Spring Framework 7.0.0 - 7.0.8

Affected versions

Spring Framework 7.0.0 through 7.0.8
Spring Framework 6.2.0 through 6.2.19

NVD record · high-confidence parse· fetched 2 months ago·verify at source

Fixed versions

No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.

NVD record · high-confidence parse· fetched 2 months ago·verify at source

Mitigation

The source record does not include mitigation steps. That is not a statement that no fix exists — read the vendor advisory below for the authoritative guidance.

NVD record · high-confidence parse· fetched 2 months ago·verify at source

Sources

Official and corroborating records used to build this advisory.

CVE.org CNA recordCVE.org
Independent CNA record used for near-real-time discovery and missed-CVE reconciliation. Discovered from the machine-readable feed https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/delta.json; this link opens the CVE.org record for CVE-2026-47889 instead of the raw feed document.
CVE Program
Upstream advisory referenceupstream
Structured upstream reference associated with this CVE. Verify remediation against the affected product maintainer.
Upstream project

Cross-references

Validate CVE metadata against the authoritative registries.

CVE-2026-47889NVD CVE.org MITRE

Official resources

Broadcom / VMware Security Advisories (VMSA)
Official documentation
Canonical VMSA portal — full advisory text, response matrix and fixed-version tables.
VMware docs on Broadcom TechDocs
Official documentation
Official VMware product documentation, including upgrade and patching guides.

Discussion(0)

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