In specific scenarios involving multiple clients with different DNS resolver configurations, Reactor Netty may incorrectly reuse a previously configured DNS resolver.
Reactor Netty 1.3.0 - 1.3.6
Reactor Netty 1.1.0 - 1.2.18
Reactor Netty 1.0.52 and earlier
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

References
History

Wed, 26 Aug 2026 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Spring
Spring reactor Netty
Weaknesses CWE-665
Vendors & Products Spring
Spring reactor Netty

Wed, 26 Aug 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 26 Aug 2026 19:30:00 +0000

Type Values Removed Values Added
Description In specific scenarios involving multiple clients with different DNS resolver configurations, Reactor Netty may incorrectly reuse a previously configured DNS resolver. Reactor Netty 1.3.0 - 1.3.6 Reactor Netty 1.1.0 - 1.2.18 Reactor Netty 1.0.52 and earlier
Title Reactor Netty may incorrectly route traffic due to DNS resolver reuse
References
Metrics cvssV3_1

{'score': 3.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: vmware

Published:

Updated: 2026-08-26T19:45:10.489Z

Reserved: 2026-05-20T10:00:51.004Z

Link: CVE-2026-47843

cve-icon Vulnrichment

Updated: 2026-08-26T19:45:03.237Z

cve-icon NVD

Status : Received

Published: 2026-08-26T20:17:26.193

Modified: 2026-08-26T20:17:26.193

Link: CVE-2026-47843

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-26T20:45:03Z

Weaknesses