Vulnerability in the Oracle Communications Billing and Revenue Management product of Oracle Communications Applications (component: Webservices Manager). Supported versions that are affected are 12.0.0.3 and 12.0.0.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Communications Billing and Revenue Management. While the vulnerability is in Oracle Communications Billing and Revenue Management, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Oracle Communications Billing and Revenue Management. CVSS 3.1 Base Score 10.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H).
Conclusion & alert: CVE-2022-21390 is rated High Risk (69/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 2.37%). Mandatory action: High exploitation likelihood—assess exposure and prioritize 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 | 2026-06-15 | 1.90% | 2.37% | +0.47% |
| 2 | 2026-03-17 | 2.17% | 1.90% | -0.28% |
| 3 | 2025-03-30 | — | 2.17% | — |
Full EPSS history (11 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 10.0 | 3.1 | CRITICAL |
|
3.9 | 6.0 | [email protected] |
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| oracle | communications_billing_and_revenue_management | 12.0.0.3.0 | cpe:2.3:a:oracle:communications_billing_and_revenue_management:12.0.0.3.0:*:*:*:*:*:*:* |
| oracle | communications_billing_and_revenue_management | 12.0.0.4.0 | cpe:2.3:a:oracle:communications_billing_and_revenue_management:12.0.0.4.0:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://www.oracle.com/security-alerts/cpujan2022.html | Vendor Advisory |