LibreNMS: SSRF-driven stored XSS via Oxidized API response fields in device showconfig page

Date Aug 18, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product Composer · librenms/librenms
High-risk advisory

Summary

LibreNMS: SSRF-driven stored XSS via Oxidized API response fields in device showconfig page

Why it matters

GitHub has published a reviewed security advisory for librenms/librenms. Prioritize it with other application dependency updates.

Operator check

Check whether librenms/librenms is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.