GHSA-c66p-64fj-jmc2 · Severity: medium · Ecosystem: composer — LibreNMS Misc Section Stored Cross-site Scripting vulnerability
librenms is a community-based GPL-licensed network monitoring system. Affected versions are subject to a stored XSS on the parameter: `ajax_form.php` -> param: state. Librenms versions up to 24.10.1 allow remote attackers to inject malicious scripts. When a user views or interacts with the page displaying the data, the malicious script executes immediately, leading to potential unauthorized actions or data exposure. This issue has been addressed in release version 24.11.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Conclusion & alert: CVE-2025-23200 is rated High Exploit Risk (72.7/100): CVSS Medium severity, with high exploitation likelihood (EPSS 30.85%, 98th percentile). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +25.23% over the last day, indicating growing attacker interest. Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 5.62% | 30.85% | +25.23% |
| 2 | 2026-06-07 | 4.87% | 5.62% | +0.75% |
| 3 | 2026-05-12 | — | 4.87% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.6 | 3.1 | MEDIUM |
|
2.1 | 2.5 | [email protected] |
| 5.4 | 3.1 | MEDIUM |
|
2.3 | 2.7 | [email protected] |
GHSA-c66p-64fj-jmc2 · Severity: medium · Ecosystem: composer — LibreNMS Misc Section Stored Cross-site Scripting vulnerability
| URL | Tags |
|---|---|
| https://github.com/librenms/librenms/security/advisories/GHSA-c66p-64fj-jmc2 | Exploit Vendor Advisory |