The Commvault Command Center Innovation Release allows an unauthenticated actor to upload ZIP files that represent install packages that, when expanded by the target server, are vulnerable to path traversal vulnerability that can result in Remote Code Execution via malicious JSP. This issue affects Command Center Innovation Release: 11.38.0 to 11.38.20. The vulnerability is fixed in 11.38.20 with SP38-CU20-433 and SP38-CU20-436 and also fixed in 11.38.25 with SP38-CU25-434 and SP38-CU25-438.
Conclusion & alert: CVE-2025-34028 is rated Critical Active Threat (100/100): CVSS Critical severity, with high exploitation likelihood (EPSS 69.33%, 99th percentile). Core evidence: CISA KEV confirms active exploitation (added 2025-05-02) affecting Commvault / Command Center. a weakness (CWE-22) Unauthenticated remote administrative access may be possible. EPSS rose +3.99% over the last day, indicating growing attacker interest. Mandatory action: The CISA remediation deadline has passed—treat as an emergency patch priority.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
: Commvault Command Center Path Traversal Vulnerability · CISA KEV detail
: 2025-05-02
: 2025-05-23
: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
| 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 | 2026-06-02 | 65.34% | 69.33% | +3.99% |
| 2 | 2026-05-31 | 49.25% | 65.34% | +16.09% |
| 3 | 2026-05-23 | — | 49.25% | — |
Full EPSS history (47 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.3 | 4.0 | CRITICAL |
|
— | — | [email protected] |
| 10.0 | 3.1 | CRITICAL |
|
3.9 | 6.0 | [email protected] |