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HIGH8.2

GO-2026-5872

Centrifugo's dynamic JWKS key cache keyed only by `kid` allows cross-issuer JWT authentication bypass in github.com/centrifugal/centrifugo

Quick fix

GO-2026-5872 — github.com/centrifugal/centrifugo/v6: upgrade to the fixed version with the command below.

go get github.com/centrifugal/centrifugo/v6@v6.8.1

Details

Centrifugo's dynamic JWKS key cache keyed only by `kid` allows cross-issuer JWT authentication bypass in github.com/centrifugal/centrifugo

Are you affected?

Enter the version of the package you're using.

Affected packages

Go/github.com/centrifugal/centrifugo
Introduced in: 0

No fixed version published yet for github.com/centrifugal/centrifugo (go modules). Pin to a known-safe version or switch to an alternative.

Go/github.com/centrifugal/centrifugo/v3
Introduced in: 0

No fixed version published yet for github.com/centrifugal/centrifugo/v3 (go modules). Pin to a known-safe version or switch to an alternative.

Go/github.com/centrifugal/centrifugo/v4
Introduced in: 0

No fixed version published yet for github.com/centrifugal/centrifugo/v4 (go modules). Pin to a known-safe version or switch to an alternative.

Go/github.com/centrifugal/centrifugo/v5
Introduced in: 0

No fixed version published yet for github.com/centrifugal/centrifugo/v5 (go modules). Pin to a known-safe version or switch to an alternative.

Go/github.com/centrifugal/centrifugo/v6
Introduced in: 0Fixed in: 6.8.1
Fixgo get github.com/centrifugal/centrifugo/v6@v6.8.1

References