What is CVE-2026-103375?

CVE-2026-103375 is a medium-severity vulnerability in Antom Payments, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2026-11-08.

How severe is CVE-2026-103375?

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

Auth bypass in Antom Payments

CVE-2026-103375

The Antom Payments WordPress plugin through 2.0.11 does not perform any ownership or authorisation check before returning an order's confirmation link, which contains its secret key, to unauthenticated visitors, allowing attackers to view any customer's order details, including name, address, phone number and email.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published 2026-11-08 · last modified 2026-11-08.

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

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Antom Payments

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

wpscan.com/vulnerability/d0ad8f0f-8ca6-4bc9-88c3-9fd64894033e/ (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-103375?: CVE-2026-103375 is a medium-severity vulnerability in Antom Payments, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2026-11-08.
How severe is CVE-2026-103375?: Medium severity. CVSS v3 base score is 5.3 out of 10.