CVE ID :CVE-2026-67398
Published : Sept. 4, 2026
Description :Missing authorization vulnerability has been discovered in 2Checkout payment gateway of WHMCS from 8.13.0 before 8.13.8, from 9.0.0 before 9.0.8, all other EOL versions from 4.5.0. The vulnerability allows an unauthenticated user to get WHMCS customer's data via 2Checkout payment gateway's endpoint under specific conditions.
Severity: 8.2 | HIGH
More Information:
https://cvefeed.io/vuln/detail/CVE-2026-67398
CVE-2026-67398 - WHMCS 2Checkout Payment Gateway Missing Authorization Vulnerability
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Starburst-David
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- Joined: Wed Feb 11, 2026 8:31 pm