# CVE-2025-5689: GO-2025-3762 - New authd users logging in via SSH are members of the root group in github.com/ubuntu/authd

Source: https://junglewise.ai/threats/cve-2025-5689-new-authd-users-logging-in-via-ssh-are-members-of-the-root-group  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2025-07-28  
License: CC BY 4.0 with a link back

CVE-2025-5689 · Severity: low · CVSS 3.1 · Published 2025-07-28

New authd users logging in via SSH are members of the root group in github.com/ubuntu/authd

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

## Quick answers

**Is CVE-2025-5689 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2025-5689 being exploited in the wild.

**How severe is CVE-2025-5689?** Low severity, with a CVSS score of 3.1, published 28 July 2025.

**Which products and versions are affected?** github.com/ubuntu/authd (Go) SEMVER:introduced=0,fixed=0.5.4.

**Is there a fix for CVE-2025-5689?** Yes. github.com/ubuntu/authd (Go): upgrade to 0.5.4 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2025-5689?** Check whether you run github.com/ubuntu/authd (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/ubuntu/authd (Go): upgrade to 0.5.4 or later

  ```sh
  go get github.com/ubuntu/authd@v0.5.4
  ```


## Affected products

- github.com/ubuntu/authd (Go) SEMVER:introduced=0,fixed=0.5.4

## Identifiers

- CVE-2025-5689
- GHSA-g8qw-mgjx-rwjr
- GO-2025-3762

## Related threats

- [GO-2024-3188 - Authd allows attacker-controlled usernames to yield controllable UIDs in github.com/ubuntu/authd](https://junglewise.ai/threats/cve-2024-9312-authd-allows-attacker-controlled-usernames-to-yield-controllable)
- [GO-2024-3181 - PAM module may allow accessing with the credentials of another user in github.com/ubuntu/authd](https://junglewise.ai/threats/cve-2024-9313-pam-module-may-allow-accessing-with-the-credentials-of-another)