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VMwareCVE-2026-47889

A WebFlux application running on the Jetty 12 Core reactive adapter serializes...

High7.5CVE-2026-47889 · Published Aug 27, 2026 · updated Sep 10, 2026

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 Spring Framework 6.2.0 - 6.2.19

VMware advisory

Affected versions

PackageAffectedFixed in
Spring Framework
Product
>= 7.0.0, <= 7.0.8No fix yet
>= 6.2.0, <= 6.2.19No fix yet
Details and references
CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Severity from
CISA (its enrichment of the CVE record)
Weakness
CWE-1275

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