What’s Vulnerable › Vulnerabilities
CVE-2026-16981: DHL for WooCommerce < 4.0.1 - Unauthenticated Shipping Label Download via IDOR
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-08-05 · updated 2026-08-26
- Weakness: CWE-639
Description
The DHL Shipping Germany for WooCommerce WordPress plugin before 4.0.1 does not perform any authorization check (no capability, nonce, login, or ownership check) on one of its shipping-label download endpoints, so an unauthenticated attacker can enumerate sequential ids and download every stored shipping label, each containing the customer's full name, complete postal address, and order reference.
Affected products
- DHL Shipping Germany for WooCommerce: before 4.0.1 — fixed in 4.0.1
How to fix
Upgrade to a fixed version: DHL Shipping Germany for WooCommerce 4.0.1. Check the vendor advisory for mitigations.
References
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