# Centrifugo v6.6.0 dependency vulnerabilities

Source: https://junglewise.ai/threats/centrifugo-v6-6-0-dependency-vulnerabilities-a12e0c64  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-02-19  
License: CC BY 4.0 with a link back

Severity: info · Published 2026-02-19

Centrifugo v6.6.0 dependency vulnerabilities

Technologies: [github.com/centrifugal/centrifugo/v6 (Go)](https://junglewise.ai/threats/technologies/github-com-centrifugal-centrifugo-v6). Vendors: [Go](https://junglewise.ai/threats/vendors/go).

## Quick answers

**Is This vulnerability exploited in the wild?** No. Junglewise Threat Intelligence has no report of This vulnerability being exploited in the wild.

**How severe is This vulnerability?** Informational severity, published 19 February 2026.

**Which products and versions are affected?** github.com/centrifugal/centrifugo/v6 (Go) SEMVER:introduced=0,fixed=6.6.1.

**Is there a fix for This vulnerability?** Yes. github.com/centrifugal/centrifugo/v6 (Go): upgrade to 6.6.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected?** Check whether you run github.com/centrifugal/centrifugo/v6 (Go) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- github.com/centrifugal/centrifugo/v6 (Go): upgrade to 6.6.1 or later

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


## Affected products

- github.com/centrifugal/centrifugo/v6 (Go) SEMVER:introduced=0,fixed=6.6.1

## Related threats

- [Centrifugo header spoofing via client-controlled emulation](https://junglewise.ai/threats/cve-2026-71485-centrifugo-header-spoofing-via-client-controlled-emulation)
- [Centrifugal Centrifugo authentication bypass in JWKS endpoint verification](https://junglewise.ai/threats/cve-2026-49998-centrifugal-centrifugo-authentication-bypass-in-jwks-endpoint)
- [GO-2026-4703 - Centrifugo's InsecureSkipTokenSignatureVerify flag silently disables JWT verification with no warning…](https://junglewise.ai/threats/go-2026-4703-centrifugo-s-insecureskiptokensignatureverify-flag-68acf45d)
- [Centrifugo: SSRF via unverified JWT claims interpolated into dynamic JWKS endpoint URL](https://junglewise.ai/threats/cve-2026-32301-centrifugo-ssrf-via-unverified-jwt-claims-interpolated-into)
- [Centrifugo's InsecureSkipTokenSignatureVerify flag silently disables JWT verification with no warning](https://junglewise.ai/threats/centrifugo-s-insecureskiptokensignatureverify-flag-silently-disables-57153964)