CVE-2026-6204

Description

LibreNMS versions before 26.3.0 are affected by an authenticated remote code execution vulnerability by abusing the Binary Locations config and the Netcommand feature. Successful exploitation requires administrative privileges. Exploitation could result in compromise of the underlying web server.

PUBLISHED Reserved 2026-04-13 | Published 2026-04-13 | Updated 2026-04-13 | Assigner PRJBLK

Problem types

CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection')

Product status

References

github.com/...brenms/security/advisories/GHSA-pr3g-phhr-h8fh vendor-advisory

projectblack.io/blog/librenms-authenticated-rce-and-xss/ exploit

cve.org (CVE-2026-6204)

nvd.nist.gov (CVE-2026-6204)

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