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)

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.003 (25.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 25.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-16981: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

  • Dhl Shipping Germany For Woocommerce — versions 0

Weakness classification (CWE)

References

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.