CVE-2026-47848

MediumCVSS 6.1/10Last modified Sep 4, 2026

Description

In specific scenarios involving WebSocket handshake redirects to a different origin, the Reactor Netty WebSocket client may leak credentials. In order for this to happen, the HTTP client must have been explicitly configured to follow redirects. Reactor Netty 1.3.0 - 1.3.6 Reactor Netty 1.1.0 - 1.2.18 Reactor Netty 1.0.52 and earlier

Metrics

CVSS 3.1 6.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-601

Affected software

No affected versions have been published.

Timeline

Published: Aug 26, 2026
Last modified: Sep 4, 2026
NVD status: Analyzed

Related CVEs from 2026

CVE-2026-478497.1Spring Data REST does not guard identifier (@Id) and version (@Version) properties against mutation via RFC 6902 JSON Patch (application/jso CVE-2026-47856.4The LatePoint – Calendar Booking Plugin for Appointments and Events plugin for WordPress is vulnerable to Stored Cross-Site Scripting via th CVE-2026-478504.3Spring Data REST does not preserve the persisted version (@Version) property of an aggregate root when handling an HTTP PUT against an immut CVE-2026-478517.5Analyzing a PDF with a deeply nested or cyclic table of contents can cause a StackOverflowError in the ingestion thread. Spring AI 2.0.0 Spr CVE-2026-478527.5A local attacker on a multi-user host can pre-create the deterministic cache path and plant a malicious ONNX model file. Spring AI 2.0.0 Spr CVE-2026-478566.3Spring Integration's JSON to object conversion uses the json__TypeId__ header to choose the deserialization target type, and resolves that h CVE-2026-478575.9In Reactor Core, applications that use the Flux.windowTimeout operator with fairBackpressure enabled are vulnerable to a Denial of Service (CVE-2026-478588.0Starting Spring Boot applications in the Spring Tools with the live information mode enabled makes the running application vulnerable agains CVE-2026-478596.5RFC6587SyslogDeserializer, used by the Spring Integration syslog TCP inbound adapter to decode RFC 6587 / RFC 5424 frames, trusts the sender CVE-2026-47867.1Mitgation of CVE-2026-4519 was incomplete. If the URL contained "%action" the mitigation could be bypassed for certain browser types the "we CVE-2026-478606.5An attacker who can publish to a queue consumed by an application that has enabled message decompression can crash the consumer JVM with a s CVE-2026-478616.3An unauthenticated remote attacker who can send a single UDP packet to a Spring Integration UDP inbound adapter can cause the server to emit