What is the CVSS score of CVE-2025-56556?

CVE-2025-56556 has a CVSS 3.1 base score of 3.8 (Low). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N. EPSS exploitation probability: 0.1%.

Which versions of Subrion Cms are affected by CVE-2025-56556?

CVE-2025-56556 is a low-severity vulnerability (CVSS 3.8). The limited severity suggests constrained impact, typically requiring specific conditions or local access for exploitation.

Is there a public PoC exploit available for CVE-2025-56556?

Yes, a public proof-of-concept exploit is available for CVE-2025-56556. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2025-56556?

During next maintenance window: Apply vendor patches when convenient. Monitor vendor channels for updates.

Subrion Cms CVE-2025-56556

LOW

Authorization Bypass Through User-Controlled SQL Primary Key (CWE-566)

2025-09-11 cve@mitre.org

Privilege Escalation Subrion Cms

3.8

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:11 vuln.today

PoC Detected

Nov 25, 2025 - 15:15 vuln.today

Public exploit code

CVE Published

Sep 11, 2025 - 19:15 nvd

LOW 3.8

DescriptionNVD

AnalysisAI

An issue was discovered in Subrion CMS 4.2.1, allowing authenticated adminitrators or moderators with access to the built-in Run SQL Query feature under the SQL Tool admin panel - to gain escalated. Rated low severity (CVSS 3.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-566. An issue was discovered in Subrion CMS 4.2.1, allowing authenticated adminitrators or moderators with access to the built-in Run SQL Query feature under the SQL Tool admin panel - to gain escalated privileges in the context of the SQL query tool. Affected products include: Intelliants Subrion Cms.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

CVE-2025-56556 vulnerability details – vuln.today

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