What is the CVSS score of CVE-2025-56551?

CVE-2025-56551 has a CVSS 3.1 base score of 8.2 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N. EPSS exploitation probability: 0.1%.

Which versions of Directadmin are affected by CVE-2025-56551?

Organizations using DirectAdmin face notable risk from CVE-2025-56551 rated CVSS 8.2.

Is there a public PoC exploit available for CVE-2025-56551?

Yes, a public proof-of-concept exploit is available for CVE-2025-56551. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2025-56551?

Within 7 days: Identify all affected systems running DirectAdmin and apply vendor patches promptly. Monitor vendor channels for patch availability.

Directadmin CVE-2025-56551

EUVD-2025-32471 HIGH

Use of GET Request Method With Sensitive Query Strings (CWE-598)

2025-10-03 cve@mitre.org

Authentication Bypass Directadmin

8.2

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.2 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

High

Availability

None

Lifecycle Timeline

EUVD ID Assigned

Mar 13, 2026 - 19:29 euvd

EUVD-2025-32471

Analysis Generated

Mar 13, 2026 - 19:29 vuln.today

PoC Detected

Oct 15, 2025 - 18:34 vuln.today

Public exploit code

CVE Published

Oct 03, 2025 - 17:15 nvd

HIGH 8.2

DescriptionCVE.org

An issue in DirectAdmin v1.680 allows unauthorized attackers to manipulate the page layout and replace the legitimate login interface with arbitrary attacker-controlled content via supplying a crafted GET request.