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CVE PROGRAM SOURCE RECORD3.7 Low

CVE-2026-47843

Reactor Netty may incorrectly route traffic due to DNS resolver reuse

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

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Spring Reactor Netty

Default version status: unaffected

  • 1.3.0 to ≤ 1.3.6affected
  • 1.1.0 to ≤ 1.2.18affected
  • 0 to ≤ 1.0.52affected

References