CVE-2026-67398High· 8.2▾ TwilightMissing authorization vulnerability has been discovered in 2Checkout payment gateway of WHMCS from 8.13.0 before 8.13.7, from 9.0.0 before 9.0.8, all other EOL versions from 4.5.0. The vulnerability allows an unauthenticated user to get …
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 45.1 · likelihood 0.1 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the assigning CNA record, not NVD.
Exploit-prediction probability, daily snapshots since Sep 9.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.2%
Last analysed / modified upstream
— → 8.2
none → high
0.2% → 0.5%
Missing authorization vulnerability has been discovered in 2Checkout payment gateway of WHMCS from 8.13.0 before 8.13.7, 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.
Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-67399Critical· 9.3Deserialization of untrusted data in WHMCS 9.0.0 before 9.0.8 and 8.0.0 before 8.13.7 allows remote attackers to execute arbitrary code.
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CVE-2026-93699High· 8.5Argument injection in WP Toolkit for cPanel allows local users to execute arbitrary code as other accounts on the same server.
CVE-2025-12924Medium· 4.3A vulnerability was identified in rymcu forest up to de53ce79db9faa2efc4e79ce1077a302c42a1224
CVE-2026-93698Critical· 9.9Insufficient validation allows arbitrary commands to be executed via the Multilang adminbin.
CVE-2026-93697Critical· 9.0There is a stored XSS vulnerability allowing arbitrary code execution in the WHM Mass Modify Accounts interface.