CVE-2026-4404: GO-2026-4845 - Harbor allows the use of the default password for web UI login in github.com/goharbor/harbor

CVE-2026-4404 · Severity: low · CVSS 3.1 · Published 2026-03-26

Harbor allows the use of the default password for web UI login in github.com/goharbor/harbor

Technologies: github.com/goharbor/harbor (Go). Vendors: Go.

Quick answers

Is CVE-2026-4404 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-4404 being exploited in the wild.
How severe is CVE-2026-4404?
Low severity, with a CVSS score of 3.1, published 26 March 2026.
Which products and versions are affected?
github.com/goharbor/harbor (Go) SEMVER:introduced=0, SEMVER:introduced=0,last_affected=2.15.0.
Is there a fix for CVE-2026-4404?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2026-4404?
Check whether you run github.com/goharbor/harbor (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.

Affected products

  • github.com/goharbor/harbor (Go) SEMVER:introduced=0, SEMVER:introduced=0,last_affected=2.15.0

Identifiers

  • CVE-2026-4404
  • GHSA-hj7x-hmf2-hc2p
  • GO-2026-4845

This page as Markdown. Free to reuse under CC BY 4.0 with a link back.