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CVE-2025-41756

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CVE-2025-41756

Published: Mar 9, 2026

Modified: Mar 9, 2026

PUBLISHED

CVSS v3.1

8.1

HIGH

Description

A low-privileged remote attacker can exploit the ubr-editfile method in wwwubr.cgi, an undocumented and unused API endpoint to write arbitrary files on the system.

VendorProductVersions

MBS

UBR-01 Mk II

affected
0.0.0 - < 6.0.1.0

MBS

UBR-02

affected
0.0.0 - < 6.0.1.0

MBS

UBR-LON

affected
0.0.0 - < 6.0.1.0

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

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