Vulnerability in Directadmin

CVE-2025-56551

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.

EPSS: 0.003 (25.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-56551?
CVE-2025-56551 is a high-severity vulnerability in Directadmin, classified under CWE-598. CVSS score: 8.2/10. Published 2025-10-03.
How severe is CVE-2025-56551?
High severity. CVSS v3 base score is 8.2 out of 10.
Is CVE-2025-56551 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.