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VulnerabilityCVE-2025-40886Published 2025-10-07

CVE-2025-40886 — Nozomi Networks Guardian

high

As of 2025-10-07, CVE-2025-40886 is a HIGH-severity vulnerability in Nozomi Networks Guardian, CVSS v3.1 7.5, EPSS 0.2% (16.9th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2025-40886, most recently “Multiple Vulnerabilities in Nozomi Guardian/CMC Before 25.4.0 on Siemens RUGGEDCOM APE1808 Devices (CVE-2024-13089, CVE-2024-13090, CVE-2025-3719, CVE-2025-40889, et al.)”.

CVSS v3.1
7.5/10High
EPSS
0.2%Higher than 16.9% of scored CVEs
CISA KEV
NoNot in the KEV catalog
Tracked threats
1Campaigns referencing it
Priority
4.4/10Threadlinqs triage score
Published
CVSS v3.1 7.5 (HIGH) · CVSS v4.0 7.7 · EPSS 0.2% (higher than 16.9% of all scored CVEs) · Priority 4.4/10 · Published 2025-10-07

Last updated:

What is CVE-2025-40886?

A SQL Injection vulnerability was discovered in the Alert functionality due to improper validation of an input parameter. An authenticated user with limited privileges can execute arbitrary SQL statements on the DBMS used by the web application, potentially exposing unauthorized data, altering their structure and content, and/or affecting their availability.

The record classifies CVE-2025-40886 under weakness class CWE-89. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs low-privilege credentials, needs no user interaction, and has high impact on confidentiality, integrity, availability. 2 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 368 days ago.

Severity and exploitation probability

CVSS v3.1 base score
7.5 — HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0 base score
7.7
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS (FIRST)
0.2% probability of exploitation in the next 30 days, higher than 16.9% of all scored CVEs
CISA KEV
Not listed in the CISA Known Exploited Vulnerabilities catalog
Threadlinqs priority
4.4/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
Published
2025-10-07

Is CVE-2025-40886 being exploited?

It currently carries a trending score of 9 in the Threadlinqs vulnerability feed.

Affected products and versions

How to fix CVE-2025-40886

No vendor patch reference has been recorded for CVE-2025-40886 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

Threat activity tracking CVE-2025-40886

1 tracked threat in the Threadlinqs corpus references CVE-2025-40886, either in the campaign’s CVE list or as an indicator on the campaign record.

Sources

Enriched from CVE.org, FIRST EPSS. Last verified by Threadlinqs on .

Other references