CVE-2026-27012
Privilege Escalation in OpenSTAManager via Authentication Bypass
Publication date: 2026-03-03
Last updated on: 2026-03-05
Assigner: GitHub, Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| devcode | openstamanager | to 2.9.8 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-306 | The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in OpenSTAManager version 2.9.8 and earlier. It allows an attacker to bypass authentication and escalate privileges by directly calling a specific script (modules/utenti/actions.php) to change a user's group membership arbitrarily.
Through this, an attacker can promote a regular user account, such as an agent, to the Amministratori (administrator) group or demote any user, including existing administrators.
How can this vulnerability impact me? :
The vulnerability can have severe impacts because it allows attackers to gain administrative privileges without proper authorization.
- Attackers can promote their own or other accounts to administrator level, gaining full control over the system.
- Attackers can demote legitimate administrators, potentially locking out authorized users.
- This can lead to complete compromise of the system's confidentiality, integrity, and availability.
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?
I don't know