GHSA-4w82-r329-3q67 · Severity: critical · Ecosystem: maven — Deserialization of Untrusted Data in jackson-databind
FasterXML jackson-databind 2.0.0 through 2.9.10.2 lacks certain xbean-reflect/JNDI blocking, as demonstrated by org.apache.xbean.propertyeditor.JndiConverter.
Conclusion & alert: CVE-2020-8840 is rated High Risk (78.4/100): CVSS Critical severity, with high exploitation likelihood (EPSS 26.59%, 98th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +18.68% 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 | 7.91% | 26.59% | +18.68% |
| 2 | 2026-06-10 | 8.11% | 7.91% | -0.20% |
| 3 | 2026-05-28 | — | 8.11% | — |
Full EPSS history (56 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
GHSA-4w82-r329-3q67 · Severity: critical · Ecosystem: maven — Deserialization of Untrusted Data in jackson-databind
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2020-8840 not yet assigned priority: Debian including 1 source packages (jackson-databind), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2020-8840 |
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2020-8840 |
ubuntu
|
medium | CVE-2020-8840 medium priority: Ubuntu including 1 source packages (jackson-databind), 17 status rows across 17 suites (bionic, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): not-affected 11, needed 3, ignored 1, needs-triage 1, released 1. | https://ubuntu.com/security/CVE-2020-8840 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| fasterxml | jackson-databind | >= 2.0.0, < 2.7.9.7 | cpe:2.3:a:fasterxml:jackson-databind:*:*:*:*:*:*:*:* |
| fasterxml | jackson-databind | >= 2.8.0, < 2.8.11.5 | cpe:2.3:a:fasterxml:jackson-databind:*:*:*:*:*:*:*:* |
| fasterxml | jackson-databind | >= 2.9.0, < 2.9.10.3 | cpe:2.3:a:fasterxml:jackson-databind:*:*:*:*:*:*:*:* |
| debian | debian_linux | 8.0 | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* |
| netapp | oncommand_api_services | — | cpe:2.3:a:netapp:oncommand_api_services:-:*:*:*:*:*:*:* |
| netapp | oncommand_workflow_automation | — | cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*:* |
| netapp | service_level_manager | — | cpe:2.3:a:netapp:service_level_manager:-:*:*:*:*:*:*:* |
| netapp | steelstore_cloud_integrated_storage | — | cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:* |
| huawei | oceanstor_9000_firmware | v300r006c20 | cpe:2.3:o:huawei:oceanstor_9000_firmware:v300r006c20:*:*:*:*:*:*:* |
| huawei | oceanstor_9000_firmware | v300r006c20spc100 | cpe:2.3:o:huawei:oceanstor_9000_firmware:v300r006c20spc100:*:*:*:*:*:*:* |
| huawei | oceanstor_9000_firmware | v300r006c20spc200 | cpe:2.3:o:huawei:oceanstor_9000_firmware:v300r006c20spc200:*:*:*:*:*:*:* |
| huawei | oceanstor_9000_firmware | v300r006c20spc300 | cpe:2.3:o:huawei:oceanstor_9000_firmware:v300r006c20spc300:*:*:*:*:*:*:* |
| oracle | global_lifecycle_management_opatch | < 11.2.0.3.23 | cpe:2.3:a:oracle:global_lifecycle_management_opatch:*:*:*:*:*:*:*:* |
| oracle | global_lifecycle_management_opatch | >= 12.2.0.1.0, < 12.2.0.1.19 | cpe:2.3:a:oracle:global_lifecycle_management_opatch:*:*:*:*:*:*:*:* |
| oracle | global_lifecycle_management_opatch | >= 13.9.4.0.0, < 13.9.4.2.1 | cpe:2.3:a:oracle:global_lifecycle_management_opatch:*:*:*:*:*:*:*:* |