# CVE-2026-87288

Unauthenticated HTTP flaw allows remote takeover of Oracle GraalVM

- Page: https://www.vulneraibility.com/cve/CVE-2026-87288
- CVSS: 8.1
- Known exploited: not in CISA KEV as of our last sync
- EPSS: 0.37% (percentile 31.3)
- CISA SSVC: exploitation none, automatable no, technical impact total (assessed 2026-09-21)
- Weakness: CWE-284
- Published: 2026-09-15

## Affected versions

- Oracle Corporation Oracle GraalVM: affected 25.0.4.1

A version outside these ranges is not a statement that it is unaffected.

## Impact

Remote compromise/takeover of Oracle GraalVM via unauthenticated HTTP access (full C/I/A loss).

## Action

Immediate action required

## Recommendation

Isolate and inventory GraalVM 25.0.4.1 instances; apply vendor patch when released; monitor logs

## References

- [advisory] https://www.oracle.com/security-alerts/oracle-open-source-cves-outside-other-oracle-public-documents.html

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.