givanz Vvveb up to 1.0.8.0 Plugin Upload dynamically-determined object attributes

Summaryinfo

A vulnerability was found in givanz Vvveb up to 1.0.8.0. It has been classified as critical. This issue affects some unknown processing of the component Plugin Upload Handler. The manipulation leads to dynamically-determined object attributes. This vulnerability is uniquely identified as CVE-2026-34427. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in givanz Vvveb up to 1.0.8.0. It has been rated as critical. This issue affects an unknown code block of the component Plugin Upload Handler. The manipulation with an unknown input leads to a dynamically-determined object attributes vulnerability. Using CWE to declare the problem leads to CWE-915. The product receives input from an upstream component that specifies multiple attributes, properties, or fields that are to be initialized or updated in an object, but it does not properly control which attributes can be modified. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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.

The weakness was disclosed by Hamed Kohi. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2026-34427 since 03/27/2026. The exploitation is known to be easy. The attack may be initiated remotely. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 1.0.8.1 eliminates this vulnerability. Applying the patch 0eca14af50f038915b8bf7ceec2becf6b6720b0a is able to eliminate this problem. The best possible mitigation is suggested to be upgrading to the latest version.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• givanz

Name

• Vvveb

Version

• 1.0.0
• 1.0.1
• 1.0.2
• 1.0.3
• 1.0.4
• 1.0.5
• 1.0.6
• 1.0.7
• 1.0.8.0

Website

• Product: https://github.com/givanz/Vvveb/

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