What is CVE-2026-16981?

CVE-2026-16981 is a medium-severity vulnerability in Dhl Shipping Germany For Woocommerce, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2026-08-05.

How severe is CVE-2026-16981?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Dhl Shipping Germany For Woocommerce

CVE-2026-16981

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.

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.002 (9.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Unknown Dhl Shipping Germany For Woocommerce — versions 0

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

contact@wpscan.com (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-16981?: CVE-2026-16981 is a medium-severity vulnerability in Dhl Shipping Germany For Woocommerce, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2026-08-05.
How severe is CVE-2026-16981?: Medium severity. CVSS v3 base score is 5.3 out of 10.