CVE-2026-47848

EUVD-2026-66680
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
Open Redirect
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.1 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 16.42%
Affected Products (NVD)
VendorProductVersion
broadcomreactor_netty
𝑥
< 1.0.53
broadcomreactor_netty
1.1.0 ≤
𝑥
< 1.2.19
broadcomreactor_netty
1.3.0 ≤
𝑥
< 1.3.6.1
𝑥
= Vulnerable software versions