CVE-2026-34427

High

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.

SeverityHigh

CVSS8.8

Exploit probability—

ProductVvveb

PublishedApr 20, 2026

First seenApr 20, 2026

Weakness typeCWE-915CWE-915

How to fix

Update

givanz Vvveb1.0.8.1 or later

Patches

github.com/givanz/Vvveb/commit/0eca14af50f038915b8bf7ceec2becf6b6720b0a

Vendor advisories

github.com/givanz/Vvveb/releases/tag/1.0.8.1

Affected products

Product	Affected versions	Fixed in
givanz Vvveb	v < 1.0.8.1	1.0.8.1

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