CVE-2026-126376
Deferred Deferred - Pending Action

Authorization Bypass in Vvveb CMS via admin_id Filter

Vulnerability report for CVE-2026-126376, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-11-13

Last updated on: 2026-11-13

Assigner: VulnCheck

Description

Vvveb 1.0.8.4 through 1.0.8.6 contains an incomplete authorization fix that allows low-privilege authors and vendors to access other users' records by bypassing admin_id owner scoping. Attackers can supply filter[admin_id] to list drafts, invoke duplicate() on posts or products, or enumerate every vendor's digital-asset metadata.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-11-13
Last Modified
2026-11-13
Generated
2026-11-13
AI Q&A
2026-11-13
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
givanz Vvveb From 1.0.8.4 (inc) to 1.0.8.6 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-639 The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.

Attack-Flow Graph

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Executive Summary

This vulnerability in Vvveb versions 1.0.8.4 through 1.0.8.6 allows low-privilege users like authors and vendors to bypass admin_id owner scoping and access other users' records. Attackers can manipulate filter[admin_id] to list drafts, duplicate posts or products, or enumerate digital-asset metadata belonging to other vendors.

Impact Analysis

If you are a user of Vvveb, this vulnerability could allow unauthorized access to your sensitive data such as drafts, posts, products, or digital assets. Attackers with low privileges may exploit this to steal or manipulate your information, leading to data breaches or unauthorized modifications.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, violating GDPR's data protection principles and HIPAA's security requirements. Organizations using Vvveb may face compliance violations, legal penalties, and reputational damage due to potential data exposure.

Mitigation Strategies

Update Vvveb to the latest version beyond 1.0.8.6 to ensure the authorization fix is complete. Review and restrict access controls for low-privilege authors and vendors to prevent unauthorized access to other users' records.

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