CVE-2026-97400 In Eclipse OpenJ9 versions up to 0.63, opening a supplied diagnostic dump bundle with the jdmpview tool, or equivalent DTFJ code, may cause
Medium 6.8
Published
Updated
Check this codebase for CVE-2026-97400 and fix it if it is affected.
What it is: CVE-2026-97400 is a medium-severity vulnerability in Eclipse OpenJ9, published on 20 Oct 2026.
Exploitation: There is no known exploitation of CVE-2026-97400 in the wild and no public exploit code.
Affected product: Eclipse OpenJ9. No package-level version data is available, so check the vendor advisory linked from the reference page.
Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.
Reference: https://insights.sbomify.com/CVE-2026-97400/ (Markdown: https://insights.sbomify.com/CVE-2026-97400/index.md)
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-97400?
CVE-2026-97400 is a medium-severity vulnerability in Eclipse OpenJ9, published on 20 Oct 2026.
Official 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.
Which versions are affected by CVE-2026-97400?
How do I fix CVE-2026-97400?
No fix has been published for CVE-2026-97400 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-97400 being exploited?
There is no known exploitation of CVE-2026-97400 in the wild and no public exploit code.
Sources
Also known as GHSA-548h-r226-j3rq.