Deserialization of Untrusted Data Vulnerability in Cosminexus Component Container (CVE-2026-71374) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-71374

Deserialization of Untrusted Data Vulnerability in Cosminexus Component Container

Answer in brief

CVE-2026-71374 records a Unknown severity vulnerability in Deserialization of Untrusted Data Vulnerability in Cosminexus Component Container. The current sources do not mark it as known exploited. The current feed maps Hitachi/Cosminexus Component Container (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 8, 2026Updated Sep 8, 2026Source checked Sep 8, 2026First seen by HOL Sep 8, 2026Material review Sep 8, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Available

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Hitachi/Cosminexus Component Container (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Hitachi/Cosminexus Component Containergeneric	>=11-70-01 <11-70-03 \|\| >=11-60 <11-60-03 \|\| 11-50 \|\| 11-40 \|\| 11-30 \|\| >=11-20 <11-20-10 \|\| 11-10 \|\| >=11-00 <11-00-13 \|\| >=09-87 <09-87-10 \|\| >=09-80 <09-80-05 \|\| >=09-70 <09-70-28 \|\| 09-50 \|\| 09-00	11-70-03, 11-60-03, 11-20-10, 11-00-13, 09-87-10, 09-80-05, 09-70-28

Recommended response

Check inventory. Check lockfiles and deployed manifests for Hitachi/Cosminexus Component Container.
Review the reported fix. Update Hitachi/Cosminexus Component Container to 11-70-03 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Sep 8, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 8, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 8, 2026

Sources and claim methodology

Source referencehitachi.com

Upstream source 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.

Quoted source text, attributed separately from HOL analysis.