Xorcom CompletePBX is vulnerable to a reflected cross-site scripting (XSS) in the administrative control panel. This issue affects CompletePBX: all versions up to and prior to 5.2.35
Conclusion & alert: CVE-2025-30006 is rated Moderate Risk (42.1/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.27%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
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 | 2026-05-09 | 0.17% | 0.27% | +0.10% |
| 2 | 2026-01-25 | 0.03% | 0.17% | +0.14% |
| 3 | 2025-11-21 | — | 0.03% | — |
Full EPSS history (7 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.1 | 3.1 | MEDIUM |
|
2.8 | 2.7 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| xorcom | completepbx | < 5.2.36.1 | cpe:2.3:a:xorcom:completepbx:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://vulncheck.com/advisories/completepbx-reflected-xss | Third Party Advisory |
| https://www.xorcom.com/new-completepbx-release-5-2-36-1/ | Release Notes |