CVE-2026-25654

HIGH

Siemens SINEC NMS <V4.0 SP3 - Auth Bypass

Title source: llm
STIX 2.1

Description

A vulnerability has been identified in SINEC NMS (All versions < V4.0 SP3). Affected products do not properly validate user authorization when processing password reset requests. This could allow an authenticated remote attacker to bypass authorization checks, leading to the ability to reset the password of any arbitrary user account.

Scores

CVSS v3 8.8
EPSS 0.0045
EPSS Percentile 35.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-639
Status published
Products (1)
Siemens/SINEC NMS < V4.0 SP3
Published Apr 14, 2026
Tracked Since Apr 14, 2026