What’s Vulnerable › Vulnerabilities

CVE-2023-48295: Cross-site Scripting at Device groups Deletion feature in LibreNMS

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-11-17 · updated 2026-06-17
• Weakness: CWE-79

Description

LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring which includes support for a wide range of network hardware and operating systems. Affected versions are subject to a cross site scripting (XSS) vulnerability in the device group popups. This issue has been addressed in commit `faf66035ea` which has been included in release version 23.11.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Affected products

• librenms: before 23.11.0 — fixed in 23.11.0

How to fix

Upgrade to a fixed version: librenms 23.11.0. Check the vendor advisory for mitigations.

References

• https://github.com/librenms/librenms/blob/63eeeb71722237d1461a37bb6da99fda25e02c91/app/Http/Controllers/DeviceGroupController.php#L173C21-L173C21
• https://github.com/librenms/librenms/commit/faf66035ea1f4c1c4f34559b9d0ed40ee4a19f90
• https://github.com/librenms/librenms/security/advisories/GHSA-8phr-637g-pxrg
• https://github.com/librenms/librenms/blob/63eeeb71722237d1461a37bb6da99fda25e02c91/app/Http/Controllers/DeviceGroupController.php#L173C21-L173C21
• https://github.com/librenms/librenms/commit/faf66035ea1f4c1c4f34559b9d0ed40ee4a19f90
• https://github.com/librenms/librenms/security/advisories/GHSA-8phr-637g-pxrg

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