HPE Operations Orchestration 10.x before 10.51 and Operations Orchestration content before 1.7.0 allow remote attackers to execute arbitrary commands via a crafted serialized Java object, related to the Apache Commons Collections library.
Conclusion & alert: CVE-2016-1997 is rated High Risk (75.9/100): CVSS Critical severity, with high exploitation likelihood (EPSS 6.69%, 93th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +4.10% over the last day, indicating growing attacker interest. 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 | 2.58% | 6.69% | +4.10% |
| 2 | 2025-03-30 | 5.03% | 2.58% | -2.44% |
| 3 | 2025-03-29 | — | 5.03% | — |
Full EPSS history (7 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.0 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| hp | operations_orchestration | 10.0 | cpe:2.3:a:hp:operations_orchestration:10.0:*:*:*:*:*:*:* |
| hp | operations_orchestration | 10.01 | cpe:2.3:a:hp:operations_orchestration:10.01:*:*:*:*:*:*:* |
| hp | operations_orchestration | 10.02 | cpe:2.3:a:hp:operations_orchestration:10.02:*:*:*:*:*:*:* |
| hp | operations_orchestration | 10.10 | cpe:2.3:a:hp:operations_orchestration:10.10:*:*:*:*:*:*:* |
| hp | operations_orchestration | 10.20 | cpe:2.3:a:hp:operations_orchestration:10.20:*:*:*:*:*:*:* |
| hp | operations_orchestration | 10.21 | cpe:2.3:a:hp:operations_orchestration:10.21:*:*:*:*:*:*:* |
| hp | operations_orchestration | 10.22 | cpe:2.3:a:hp:operations_orchestration:10.22:*:*:*:*:*:*:* |
| hp | operations_orchestration | 10.22.1 | cpe:2.3:a:hp:operations_orchestration:10.22.1:*:*:*:*:*:*:* |
| hp | operations_orchestration | 10.50 | cpe:2.3:a:hp:operations_orchestration:10.50:*:*:*:*:*:*:* |
| hp | operations_orchestration_content | <= 1.5.3 | cpe:2.3:a:hp:operations_orchestration_content:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05050545 | Patch Vendor Advisory |