Use of Hard-coded Credentials vulnerability in Avantra allows Accessing
Functionality Not Properly Constrained by ACLs. This issue affects
Avantra: before 25.3.0.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00009.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
syslink software AG Avantra unaffected
Version Status Constraints
0 affected < 25.3.0

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://support.avantra.com/hc/en-us/articles/5352465121695-Security-Notice-Legacy-Built-In-User-Account-rtm cve-icon
History

Fri, 13 Mar 2026 09:45:00 +0000

Type Values Removed Values Added
Description Use of Hard-coded Credentials vulnerability in Avnatra Avantra allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects Avantra: before 25.3.0. Use of Hard-coded Credentials vulnerability in Avantra allows Accessing Functionality Not Properly Constrained by ACLs. This issue affects Avantra: before 25.3.0.

Fri, 13 Mar 2026 08:30:00 +0000

Type Values Removed Values Added
Description Use of Hard-coded Credentials vulnerability in Avnatra Avantra allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects Avantra: before 25.3.0.
Title Legacy built-in user account
Weaknesses CWE-798
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: NCSC.ch

Published:

Updated: 2026-03-13T09:31:16.682Z

Reserved: 2026-03-10T10:16:02.391Z

Link: CVE-2026-3873

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses