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🐘 Packagist

GHSA-9m82-f3wx-p625

MEDIUM

LibreNMS XSS Vulnerability

Also known asCVE-2018-18478
Published
May 14, 2022
Updated
Feb 18, 2024
Affected
1 pkg
Patched
1 / 1
Exploits
2 known

EPSS Exploitation Probability

via FIRST.org ↗
1.6%probability of exploitation in next 30 days
Lower Risk73th percentile+1.57%
0.00%0.70%1.40%2.10%0.0%1.6%Dec 25Apr 26Jun 26

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

Blast Radius

1 pkg affected
🐘librenms/librenms

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Packagist packages — download data is not available via public APIs for these ecosystems.

Description

Persistent Cross-Site Scripting (XSS) issues in LibreNMS before 1.44 allow remote attackers to inject arbitrary web script or HTML via the dashboard_name parameter in the /ajax_form.php resource, related to html/includes/forms/add-dashboard.inc.php, html/includes/forms/delete-dashboard.inc.php, and html/includes/forms/edit-dashboard.inc.php.

Affected Packages

1 total 1 fixed
EcosystemPackageVulnerable rangeFix
🐘Packagistlibrenms/librenmsall versions1.44
Exploits & PoCs
2

Research use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for librenms/librenms. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.

  2. Fix

    Update librenms/librenms to 1.44 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-9m82-f3wx-p625 is resolved across your whole dependency graph.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

  4. How O3 protects you

    O3 pinpoints whether GHSA-9m82-f3wx-p625 is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.

Tailored to GHSA-9m82-f3wx-p625. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

Persistent Cross-Site Scripting (XSS) issues in LibreNMS before 1.44 allow remote attackers to inject arbitrary web script or HTML via the dashboard_name parameter in the /ajax_form.php resource, related to html/includes/forms/add-dashboard.inc.php, html/includes/forms/delete-dashboard.inc.php, and html/includes/forms/edit-dashboard.inc.php.
O3 Security · Impact-Aware SCA

Is GHSA-9m82-f3wx-p625 in your dependencies?

O3 detects GHSA-9m82-f3wx-p625 across Packagist dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.