Is CVE-2026-109353 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-109353?

CVE-2026-109353 has a CVSS v3 severity of HIGH (7.1).

Back

CVE-2026-109353

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.