What’s Vulnerable › Vulnerabilities
CVE-2026-71374: Deserialization of Untrusted Data Vulnerability in Cosminexus Component Container
- Severity: critical (CVSS 9.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.6% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-09-08 · updated 2026-09-08
- Weakness: CWE-502
Description
Deserialization of untrusted data vulnerability in Cosminexus Component Container. This issue affects Cosminexus Component Container: from 11-70-01 before 11-70-03, from 11-60 before 11-60-03, from 11-50 through 11-50-03, from 11-40 through 11-40-03, from 11-30 through 11-30-08, from 11-20 before 11-20-10, from 11-10 through 11-10-11, from 11-00 before 11-00-13, from 09-87 before 09-87-10, from 09-80 before 09-80-05, from 09-70 before 09-70-28, from 09-50 through 09-50-22, and from 09-00 through 09-00-18.
Affected products
- Hitachi Cosminexus Component Container: from 11-70-01 before 11-70-03; from 11-60 before 11-60-03; from 11-50 through 11-50-03; from 11-40 through 11-40-03; from 11-30 through 11-30-08; from 11-20 before 11-20-10 — fixed in 09-70-28, 09-80-05, 09-87-10, 11-00-13, 11-20-10, 11-60-03
How to fix
Upgrade to a fixed version: Hitachi Cosminexus Component Container 09-70-28, 09-80-05, 09-87-10, 11-00-13. Check the vendor advisory for mitigations.
References
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