CVE-2026-109353

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.

CVSS 4.0

7.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

7.1CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N

EPSS

0.3% chance of exploitation in the next 30 days; higher than 21% of CVEs (scores of 2026-10-25)

CWE

CWE-89

Published

2026-10-12

Modified

2026-10-15

Record from

the NVD, synced 2026-10-19

References

• https://github.com/librenms/librenms/security/advisories/GHSA-2pw7-8mmj-gcw5
• https://www.vulncheck.com/advisories/librenms-before-26.9.0-sql-injection-via-notification-id-in-notifications-inc-php
• https://github.com/librenms/librenms/security/advisories/GHSA-2pw7-8mmj-gcw5

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