ShipStation incident

Inaccurate Cubic Rates Issue

Minor Resolved View vendor source →

ShipStation experienced a minor incident on September 21, 2026 affecting Stamps.com, lasting 1d 19h. The incident has been resolved; the full update timeline is below.

Started
Sep 21, 2026, 08:46 PM UTC
Resolved
Sep 23, 2026, 04:39 PM UTC
Duration
1d 19h
Detected by Pingoru
Sep 21, 2026, 08:46 PM UTC

Affected components

Stamps.com

Update timeline

  1. investigating Sep 21, 2026, 08:46 PM UTC

    We are aware of reports of inaccurate rates for some USPS mailing services through ShipStation. Our engineering team is actively investigating, and we will post another update as soon as more information is available.

  2. resolved Sep 23, 2026, 04:39 PM UTC

    This incident has been resolved.