CoreShop vulnerability

CoreShop through 1.5.5 contains an authorization bypass vulnerability in the OrderController that allows authenticated customers to act on other customers' orders by supplying user-controlled ids. Attackers can omit the data field in OrderConfirm or supply another reshipId to SendReship to confirm receipt of others' orders and overwrite return tracking details.

Published 11 Oct 2026Updated 11 Oct 20266 sources
CVSS 5.3

What happened

CoreShop through 1.5.5 contains an authorization bypass vulnerability in the OrderController that allows authenticated customers to act on other customers' orders by supplying user-controlled ids. Attackers can omit the data field in OrderConfirm or supply another reshipId to SendReship to confirm receipt of others' orders and overwrite return tracking details.

Affected versions

CoreShop: 0 through 1.5.5 (semver) Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

  • Apply vendor-provided updates or mitigations.
  • Review affected product exposure and access logs.

Public PoC references

No public PoC reference has passed the current publication threshold.