An issue in Semantic machines v5.4.8 allows attackers to bypass authentication via sending a crafted HTTP request to various API endpoints.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact partial

Affected Vendors & Products

Vendors Products
Semantic
  • Machines

No data.

No data.

References
Link Providers
http://semantic.com cve-icon cve-icon
http://veda.com cve-icon cve-icon
https://github.com/Perunchess/CVE-2025-66698 cve-icon cve-icon
History

Wed, 14 Jan 2026 11:15:00 +0000

Type Values Removed Values Added
First Time appeared Semantic
Semantic machines
Vendors & Products Semantic
Semantic machines

Tue, 13 Jan 2026 17:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-287
Metrics cvssV3_1

{'score': 8.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 13 Jan 2026 16:00:00 +0000

Type Values Removed Values Added
Description An issue in Semantic machines v5.4.8 allows attackers to bypass authentication via sending a crafted HTTP request to various API endpoints.
References
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2026-01-13T00:00:00.000Z

Updated: 2026-01-13T16:35:46.768Z

Reserved: 2025-12-08T00:00:00.000Z

Link: CVE-2025-66698

cve-icon Vulnrichment

Updated: 2026-01-13T16:31:54.863Z

cve-icon NVD

Status : Received

Published: 2026-01-13T16:15:55.907

Modified: 2026-01-13T17:15:58.710

Link: CVE-2025-66698

cve-icon Redhat

No data.