High severity8.8NVD Advisory· Published Apr 20, 2026· Updated Apr 20, 2026
CVE-2026-34427
CVE-2026-34427
Description
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.
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Affected products
1Patches
Vulnerability mechanics
References
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