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MEDIUM

GHSA-j9wf-6r2x-hqmx

Centrifugo v6.6.0 dependency vulnerabilities

Quick fix

GHSA-j9wf-6r2x-hqmx — github.com/centrifugal/centrifugo/v6: upgrade to the fixed version with the command below.

go get github.com/centrifugal/centrifugo/v6@v6.6.1

Details

### Summary Centrifugo v6.6.0 binary is compiled with **Go 1.25.5** and statically links `github.com/quic-go/webtransport-go v0.9.0`, having **7 known CVEs**

**Go standard library — compiled with Go 1.25.5:**

| CVE | Severity | CVSS | Fixed In | |-----|----------|------|----------| | CVE-2025-68121 | **CRITICAL** | 10.0 | Go 1.25.7, 1.24.13 | | CVE-2025-61726 | HIGH | 7.5 | Go 1.25.6, 1.24.12 | | CVE-2025-61728 | MEDIUM | 6.5 | Go 1.25.6, 1.24.12 | | CVE-2025-61730 | MEDIUM | 5.3 | Go 1.25.6, 1.24.12 |

**Direct dependency `github.com/quic-go/webtransport-go` — pinned at v0.9.0 (`go.mod` line 34):**

| CVE | Severity | CVSS | Fixed In | |-----|----------|------|----------| | CVE-2026-21434 | MEDIUM | 5.3 | webtransport-go v0.10.0 | | CVE-2026-21435 | MEDIUM | 5.3 | webtransport-go v0.10.0 | | CVE-2026-21438 | MEDIUM | 5.3 | webtransport-go v0.10.0 |

Are you affected?

Enter the version of the package you're using.

Affected packages

Go/github.com/centrifugal/centrifugo/v6
Introduced in: 0Fixed in: 6.6.1
Fixgo get github.com/centrifugal/centrifugo/v6@v6.6.1

References