Vvveb prior to 1.0.8.1 contains a privilege escalation vulnerability in the admin user profile save endpoint that allows authenticated users to modify privileged fields on their own profile. Attackers can inject role_id=1 into profile save requests to escalate to Super Administrator privileges, enabling plugin upload functionality for remote code execution.
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/34xxx/CVE-2026-34427.json",
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-915"
]
}