Buffer overflow in Hitachi Cosminexus V4 through V8, Processing Kit for XML, and Developer's Kit for Java, as used in products such as uCosminexus, Electronic Form Workflow, Groupmax, and IBM XL C/C++ Enterprise Edition 7 and 8, allows remote attackers to have an unknown impact via vectors related to the use of GIF image processing APIs by a Java application, and a different issue from CVE-2007-3794.
Conclusion & alert: CVE-2009-4776 is rated High Risk (69/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 3.07%). Core evidence: EPSS rose +1.73% 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 | 1.34% | 3.07% | +1.73% |
| 2 | 2025-03-30 | 1.85% | 1.34% | -0.51% |
| 3 | 2025-03-29 | — | 1.85% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.3 | 2.0 | HIGH |
|
8.6 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| hitachi | ucosminexus\/opentp1_web_web_front-endset | 02-70 | cpe:2.3:a:hitachi:ucosminexus\/opentp1_web_web_front-endset:02-70:*:*:*:*:*:*:* |
| hitachi | ucosminexus\/opentp1_web_web_front-endset | 02-70-\/a | cpe:2.3:a:hitachi:ucosminexus\/opentp1_web_web_front-endset:02-70-\/a:*:*:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-70 | cpe:2.3:a:hitachi:ucosminexus_application_server:06-70:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-70 | cpe:2.3:a:hitachi:ucosminexus_application_server:06-70:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-70-\/a | cpe:2.3:a:hitachi:ucosminexus_application_server:06-70-\/a:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-70-\/a | cpe:2.3:a:hitachi:ucosminexus_application_server:06-70-\/a:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-70-\/e | cpe:2.3:a:hitachi:ucosminexus_application_server:06-70-\/e:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-70-\/e | cpe:2.3:a:hitachi:ucosminexus_application_server:06-70-\/e:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-70-\/f | cpe:2.3:a:hitachi:ucosminexus_application_server:06-70-\/f:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-70-\/f | cpe:2.3:a:hitachi:ucosminexus_application_server:06-70-\/f:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-70-\/g | cpe:2.3:a:hitachi:ucosminexus_application_server:06-70-\/g:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-70-\/g | cpe:2.3:a:hitachi:ucosminexus_application_server:06-70-\/g:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-70-\/l | cpe:2.3:a:hitachi:ucosminexus_application_server:06-70-\/l:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-70-\/l | cpe:2.3:a:hitachi:ucosminexus_application_server:06-70-\/l:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-70-\/n | cpe:2.3:a:hitachi:ucosminexus_application_server:06-70-\/n:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-70-\/n | cpe:2.3:a:hitachi:ucosminexus_application_server:06-70-\/n:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-70f | cpe:2.3:a:hitachi:ucosminexus_application_server:06-70f:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-70f | cpe:2.3:a:hitachi:ucosminexus_application_server:06-70f:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-71 | cpe:2.3:a:hitachi:ucosminexus_application_server:06-71:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-71 | cpe:2.3:a:hitachi:ucosminexus_application_server:06-71:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-71-\/f | cpe:2.3:a:hitachi:ucosminexus_application_server:06-71-\/f:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-71-\/f | cpe:2.3:a:hitachi:ucosminexus_application_server:06-71-\/f:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-71-\/g | cpe:2.3:a:hitachi:ucosminexus_application_server:06-71-\/g:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-71-\/g | cpe:2.3:a:hitachi:ucosminexus_application_server:06-71-\/g:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-72 | cpe:2.3:a:hitachi:ucosminexus_application_server:06-72:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-72 | cpe:2.3:a:hitachi:ucosminexus_application_server:06-72:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-72-\/d | cpe:2.3:a:hitachi:ucosminexus_application_server:06-72-\/d:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 06-72-\/d | cpe:2.3:a:hitachi:ucosminexus_application_server:06-72-\/d:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 6.7 | cpe:2.3:a:hitachi:ucosminexus_application_server:6.7:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 6.7 | cpe:2.3:a:hitachi:ucosminexus_application_server:6.7:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 7 | cpe:2.3:a:hitachi:ucosminexus_application_server:7:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 7 | cpe:2.3:a:hitachi:ucosminexus_application_server:7:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 07-00 | cpe:2.3:a:hitachi:ucosminexus_application_server:07-00:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 07-00 | cpe:2.3:a:hitachi:ucosminexus_application_server:07-00:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 07-10 | cpe:2.3:a:hitachi:ucosminexus_application_server:07-10:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 07-10 | cpe:2.3:a:hitachi:ucosminexus_application_server:07-10:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 07-60 | cpe:2.3:a:hitachi:ucosminexus_application_server:07-60:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 07-60 | cpe:2.3:a:hitachi:ucosminexus_application_server:07-60:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 8 | cpe:2.3:a:hitachi:ucosminexus_application_server:8:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 8 | cpe:2.3:a:hitachi:ucosminexus_application_server:8:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 08-00 | cpe:2.3:a:hitachi:ucosminexus_application_server:08-00:-:enterprise:*:*:*:*:* |
| hitachi | ucosminexus_application_server | 08-00 | cpe:2.3:a:hitachi:ucosminexus_application_server:08-00:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_client | 06-70 | cpe:2.3:a:hitachi:ucosminexus_client:06-70:*:*:*:*:*:*:* |
| hitachi | ucosminexus_client | 06-70-\/f | cpe:2.3:a:hitachi:ucosminexus_client:06-70-\/f:*:*:*:*:*:*:* |
| hitachi | ucosminexus_client | 06-71 | cpe:2.3:a:hitachi:ucosminexus_client:06-71:*:*:*:*:*:*:* |
| hitachi | ucosminexus_client | 06-71-\/f | cpe:2.3:a:hitachi:ucosminexus_client:06-71-\/f:*:*:*:*:*:*:* |
| hitachi | ucosminexus_client | 07-00 | cpe:2.3:a:hitachi:ucosminexus_client:07-00:*:*:*:*:*:*:* |
| hitachi | ucosminexus_client | 07-60 | cpe:2.3:a:hitachi:ucosminexus_client:07-60:*:*:*:*:*:*:* |
| hitachi | ucosminexus_client | 8 | cpe:2.3:a:hitachi:ucosminexus_client:8:*:*:*:*:*:*:* |
| hitachi | ucosminexus_client | 08-00 | cpe:2.3:a:hitachi:ucosminexus_client:08-00:*:*:*:*:*:*:* |
| hitachi | ucosminexus_collaboration | 06-20 | cpe:2.3:a:hitachi:ucosminexus_collaboration:06-20:-:server:*:*:*:*:* |
| hitachi | ucosminexus_collaboration | 06-20-\/d | cpe:2.3:a:hitachi:ucosminexus_collaboration:06-20-\/d:-:server:*:*:*:*:* |
| hitachi | ucosminexus_collaboration | 06-30 | cpe:2.3:a:hitachi:ucosminexus_collaboration:06-30:-:server:*:*:*:*:* |
| hitachi | ucosminexus_collaboration | 06-30-\/f | cpe:2.3:a:hitachi:ucosminexus_collaboration:06-30-\/f:-:server:*:*:*:*:* |
| hitachi | ucosminexus_collaboration | 06-35 | cpe:2.3:a:hitachi:ucosminexus_collaboration:06-35:-:server:*:*:*:*:* |
| hitachi | ucosminexus_collaboration | 06-35-\/f | cpe:2.3:a:hitachi:ucosminexus_collaboration:06-35-\/f:-:server:*:*:*:*:* |
| hitachi | ucosminexus_developer | 6 | cpe:2.3:a:hitachi:ucosminexus_developer:6:-:pro:*:*:*:*:* |
| hitachi | ucosminexus_developer | 6 | cpe:2.3:a:hitachi:ucosminexus_developer:6:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_developer | 06-70 | cpe:2.3:a:hitachi:ucosminexus_developer:06-70:-:light:*:*:*:*:* |
| hitachi | ucosminexus_developer | 06-70 | cpe:2.3:a:hitachi:ucosminexus_developer:06-70:-:pro:*:*:*:*:* |
| hitachi | ucosminexus_developer | 06-70 | cpe:2.3:a:hitachi:ucosminexus_developer:06-70:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_developer | 06-70-\/f | cpe:2.3:a:hitachi:ucosminexus_developer:06-70-\/f:-:light:*:*:*:*:* |
| hitachi | ucosminexus_developer | 06-70-\/f | cpe:2.3:a:hitachi:ucosminexus_developer:06-70-\/f:-:pro:*:*:*:*:* |
| hitachi | ucosminexus_developer | 06-70-\/f | cpe:2.3:a:hitachi:ucosminexus_developer:06-70-\/f:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_developer | 06-71 | cpe:2.3:a:hitachi:ucosminexus_developer:06-71:-:light:*:*:*:*:* |
| hitachi | ucosminexus_developer | 06-71 | cpe:2.3:a:hitachi:ucosminexus_developer:06-71:-:pro:*:*:*:*:* |
| hitachi | ucosminexus_developer | 06-71 | cpe:2.3:a:hitachi:ucosminexus_developer:06-71:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_developer | 06-71-\/f | cpe:2.3:a:hitachi:ucosminexus_developer:06-71-\/f:-:light:*:*:*:*:* |
| hitachi | ucosminexus_developer | 06-71-\/f | cpe:2.3:a:hitachi:ucosminexus_developer:06-71-\/f:-:pro:*:*:*:*:* |
| hitachi | ucosminexus_developer | 06-71-\/f | cpe:2.3:a:hitachi:ucosminexus_developer:06-71-\/f:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_developer | 6.7 | cpe:2.3:a:hitachi:ucosminexus_developer:6.7:-:light:*:*:*:*:* |
| hitachi | ucosminexus_developer | 6.7 | cpe:2.3:a:hitachi:ucosminexus_developer:6.7:-:pro:*:*:*:*:* |
| hitachi | ucosminexus_developer | 6.7 | cpe:2.3:a:hitachi:ucosminexus_developer:6.7:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_developer | 7 | cpe:2.3:a:hitachi:ucosminexus_developer:7:-:light:*:*:*:*:* |
| hitachi | ucosminexus_developer | 7 | cpe:2.3:a:hitachi:ucosminexus_developer:7:-:pro:*:*:*:*:* |
| hitachi | ucosminexus_developer | 7 | cpe:2.3:a:hitachi:ucosminexus_developer:7:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_developer | 07-00 | cpe:2.3:a:hitachi:ucosminexus_developer:07-00:-:pro:*:*:*:*:* |
| hitachi | ucosminexus_developer | 07-00 | cpe:2.3:a:hitachi:ucosminexus_developer:07-00:-:standard:*:*:*:*:* |
| hitachi | ucosminexus_developer | 07-60 | cpe:2.3:a:hitachi:ucosminexus_developer:07-60:-:pro:*:*:*:*:* |
| hitachi | ucosminexus_developer | 07-60 | cpe:2.3:a:hitachi:ucosminexus_developer:07-60:-:standard:*:*:*:*:* |