---
id: CVE-2026-109353
title: >-
  LibreNMS before 26.9.0 contains an SQL injection vulnerability that allows
  unprivileged users to inject SQL by supplying an array-valued notification_id
  parameter to notifications.inc.php
summary: >-
  LibreNMS before 26.9.0 contains an SQL injection vulnerability that allows
  unprivileged users to inject SQL by supplying an array-valued notification_id
  parameter to notifications.inc.php. Attackers can perform cross-table reads of
  users…
severity: high
cvss: 7.1
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N'
cwe:
  - CWE-89
published: '2026-10-12'
updated: '2026-10-12'
sourceUpdated: '2026-10-12T17:17:32.423'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-109353'
references:
  - url: >-
      https://github.com/librenms/librenms/security/advisories/GHSA-2pw7-8mmj-gcw5
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/librenms-before-26.9.0-sql-injection-via-notification-id-in-notifications-inc-php
    label: disclosure@vulncheck.com
tags:
  - nvd
ingestedAt: '2026-10-12T18:00:08.211Z'
---

## Overview

LibreNMS before 26.9.0 contains an SQL injection vulnerability that allows unprivileged users to inject SQL by supplying an array-valued notification_id parameter to notifications.inc.php. Attackers can perform cross-table reads of users.password hashes, with results persisted in notifications_attribs and readable through the interface.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.