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CVE-2026-109353

7.1, high

librenms SQL Injection Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab)
CVSS
7.1, high high CVSS v3.1
EPSS, next 30 days
0.2% higher than 14.7% of scored CVEs
Exploitation
No public evidence
Published
12 Oct 20265 days ago

Description

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.

Details

Vendor
Librenms
Product
librenms
Weakness
CWE-89 (opens in a new tab)
Status
Received
Updated
12 Oct 2026
Assigner
disclosure@vulncheck.com

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

References 2

Advisories 1

Other references 1

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other Librenms CVEs

Every Librenms CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2026-109357 LibreNMS before 26.9.0 contains an LDAP filter injection in ldap-authorization and ad-authorization modes because usernames are inserted… EPSS 0.5% 8.1, high
  • CVE-2026-86426 librenms Improper Authentication Vulnerability EPSS 4% 9.8, critical

Beyond this page

Is CVE-2026-109353 in your network?

This page tells you how dangerous CVE-2026-109353 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

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Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.