Cyber Resilience

CVE-2025-56551

HighPublic PoC

Published: 03 October 2025

Published
03 October 2025
Modified
15 October 2025
KEV Added
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Patch
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CVSS Score v3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
EPSS Score 0.0006 18.7th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-56551 is a high-severity Use of HTTP Request With Sensitive Query String (CWE-598) vulnerability in Directadmin Directadmin. Its CVSS base score is 8.2 (High).

Operationally, ranked at the 18.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

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.

CWE(s)
CWE-598

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

directadmin
directadmin
1.680

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-9 Transmission Confidentiality
addresses: CWE-598

Protects sensitive data placed in query strings from interception in transit when confidentiality controls like HTTPS are enforced.

References