CVE-2026-71375

High

Description

Improper restriction of XML external entity reference 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.

SeverityHigh

CVSS7.4

Exploit probability—

ProductCosminexus Component Container

PublishedSep 8, 2026

First seenSep 8, 2026

Weakness typeCWE-611XML external entity (XXE)

How to fix

Update

Hitachi Cosminexus Component Container11-70-03, 11-60-03, 11-20-10, 11-00-13, 09-87-10, 09-80-05, 09-70-28 or later

Vendor advisories

hitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026-131/index.html

Affected products

Product	Affected versions	Fixed in
Hitachi Cosminexus Component Container	11-70-01 ≤ v < 11-70-03, 11-60 ≤ v < 11-60-03, 11-50 ≤ v ≤ 11-50-03, 11-40 ≤ v ≤ 11-40-03, 11-30 ≤ v ≤ 11-30-08, 11-20 ≤ v < 11-20-10, 11-10 ≤ v ≤ 11-10-11, 11-00 ≤ v < 11-00-13, 09-87 ≤ v < 09-87-10, 09-80 ≤ v < 09-80-05, 09-70 ≤ v < 09-70-28, 09-50 ≤ v ≤ 09-50-22, 09-00 ≤ v ≤ 09-00-18	11-70-03, 11-60-03, 11-20-10, 11-00-13, 09-87-10, 09-80-05, 09-70-28

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.