🛡️ CVE-2026-2728
🟡 CVSS 4.8 — Medium ⚠️ Exploit Public CWE-79 NVD
4.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

LibreNMS versions before 26.3.0 are affected by an authenticated Cross-site Scripting vulnerability on the showconfig page. Successful exploitation requires administrative privileges. Exploitation could result in XSS attacks being performed against other users with access to the page.

Details

Severity MEDIUM
CVSS Score 4.8
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
CWE CWE-79
Public Exploit ⚠️ Yes
Source NVD
Published 2026-04-13
Updated 2026-06-15
Modified 2026-04-22
Fix URL N/A

Affected Packages

Software From version Fixed in
librenms 26.3.0
librenms/librenms 25.12.0 26.3.0

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