What’s Vulnerable › Vulnerabilities

CVE-2026-97400: jdmpview / DTFJ reads arbitrary local files and makes arbitrary outbound requests when opening a third-party diagnostic dump bundle (XXE in XMLIndexReader)

• Severity: medium (CVSS 6.8 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-20 · updated 2026-10-20
• Weakness: CWE-611

Description

In Eclipse OpenJ9 versions up to 0.63, opening a supplied diagnostic dump bundle with the jdmpview tool, or equivalent DTFJ code, may cause the analyst's machine to read an arbitrary local file named inside the bundle and send its contents to an arbitrary remote host.

Affected products

• The Eclipse Foundation Eclipse OpenJ9: from 0.8.0 before 0.63 — fixed in 0.63

How to fix

Upgrade to a fixed version: The Eclipse Foundation Eclipse OpenJ9 0.63. Check the vendor advisory for mitigations.

References

• https://github.com/eclipse-openj9/openj9/pull/25003
• https://gitlab.eclipse.org/security/cve-assignment/-/work_items/324
• https://gitlab.eclipse.org/security/vulnerability-reports/-/work_items/949

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