CVE-2026-47874

The vulnerability occurs when a client sends HTTP/1.1 pipelined requests over a single connection, causing the Reactor Netty HTTP server to consume an excessive amount of memory. Reactor Netty 1.3.0 - 1.3.6 Reactor Netty 1.1.0 - 1.2.18 Reactor Netty 1.0.52 and earlier

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://spring.io/security/cve-2026-47874	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:pivotal:reactor_netty::::::::
	cpe:2.3:a:pivotal:reactor_netty::::::::
	cpe:2.3:a:pivotal:reactor_netty::::::::

History

No history.

Information

Published : 2026-08-27 01:17

Updated : 2026-09-02 15:50

NVD link : CVE-2026-47874

Mitre link : CVE-2026-47874

CVE.ORG link : CVE-2026-47874

JSON object : View

Products Affected

pivotal

reactor_netty

CWE

CWE-770

Allocation of Resources Without Limits or Throttling

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