CVE-2026-32818
Authorization Bypass Allows Deletion in Admidio Forum Module
Publication date: 2026-03-19
Last updated on: 2026-03-23
Assigner: GitHub, Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| admidio | admidio | From 5.0.0 (inc) to 5.0.7 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-862 | The product does not perform an authorization check when an actor attempts to access a resource or perform an action. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in Admidio versions 5.0.0 through 5.0.6 within the forum module. The issue is that the forum.php file's topic_delete and post_delete actions only check the CSRF token but do not verify if the user has permission to delete forum topics or posts. As a result, any authenticated user with forum access can delete any topic or individual post by providing its UUID, which is publicly visible in URLs. This bypasses the usual authorization checks that are properly enforced during save or edit operations.
The deletion is permanent and irreversible, allowing any logged-in user to delete forum content without proper authorization. This vulnerability was fixed in version 5.0.7.
How can this vulnerability impact me? :
This vulnerability can lead to unauthorized deletion of forum topics and posts by any authenticated user. Since the deletion is permanent and irreversible, it can result in loss of important data, disruption of forum discussions, and potential damage to the integrity and availability of the forum content.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
The vulnerability is fixed in Admidio version 5.0.7. Immediate mitigation involves upgrading Admidio to version 5.0.7 or later.
Until the upgrade can be performed, restrict authenticated user access to the forum module to trusted users only, as any authenticated user with forum access can delete topics or posts without proper authorization checks.