CVE-2026-67399Critical· 9.3▾ MidnightDeserialization 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.
▾ Midnight zone — Critical, or high with PoC / in-the-wild
impact 51.2 · likelihood 0.2 · 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 15.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.7%
Last analysed / modified upstream
0.7% → 0.8%
Deserialization 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.
Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-67398High· 8.2Missing 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
CVE-2026-105474Critical· 9.4A server-side template injection exists in SolusVM 2 up to version 2.0.0-44576 that allows remote authenticated users to execute arbitrary code as root.
CVE-2025-15438Medium· 4.7A vulnerability was determined in PluXml up to 5.8.22
CVE-2025-26399Critical· 9.8SolarWinds Web Help Desk was found to be susceptible to an unauthenticated AjaxProxy deserialization remote code execution vulnerability that, if exploited, would allow an attacker to run commands on the host machine
CVE-2025-12305Medium· 6.3A vulnerability was found in quequnlong shiyi-blog up to 1.2.1
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.