# CVE-2026-16441

## Summary

- **CVE ID:** CVE-2026-16441
- **Severity:** MEDIUM
- **CVSS Score:** 6.9 (CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:A/VC:N/VI:H/VA:L/SC:L/SI:H/SA:N)
- **CWE:** CWE-758
- **Published:** Jul 21, 2026
- **Last Modified:** Jul 24, 2026

## Description

In Eclipse OpenJ9 versions up to 0.60, when executing class files where a previously concrete superclass method has been recompiled as abstract, execution is incorrectly delegated to an interface default method.

## Affected Products

- Eclipse Foundation — OpenJ9 (0.8.0)
- Eclipse Foundation — OpenJ9 (0)
- Eclipse Foundation — OpenJ9 (0.60.0)

## References

- [CNA](https://github.com/eclipse-openj9/openj9/security/advisories/GHSA-hcfc-9hjx-2q7f)
- [CNA](https://github.com/eclipse-openj9/openj9/pull/24396)
- [CNA](https://gitlab.eclipse.org/security/cve-assignment/-/work_items/194)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.28%
- **EPSS Percentile:** 20.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._