CVE-2023-34054

HighCVSS 7.5/10Last modified Sep 4, 2026

Description

In Reactor Netty HTTP Server, versions 1.1.x prior to 1.1.13 and versions 1.0.x prior to 1.0.39, it is possible for a user to provide specially crafted HTTP requests that may cause a denial-of-service (DoS) condition.

Specifically, an application is vulnerable if Reactor Netty HTTP Server built-in integration with Micrometer is enabled.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected software

Vendor	Product	Versions
Spring	Reactor Netty	>= 1.1.0, < 1.1.13; >= 1.0.0, < 1.0.39; older unsupported versions

References

https://spring.io/security/cve-2023-34054Vendor Advisory
https://spring.io/security/cve-2023-34054Vendor Advisory

Timeline

Published: Nov 28, 2023
Last modified: Sep 4, 2026
NVD status: Modified

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