CVE-2026-16441

Eclipse OpenJ9 : Method resolution default method precedence failure

State: Published
Severity: 6.9 Medium
Published: Jul 21, 2026
Updated: Jul 22, 2026
Reserved: Jul 21, 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.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	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	eclipse

Weaknesses

CWE-758

Affected Products

Product	Versions
OpenJ9Eclipse Foundation	0.8.0 to before 0.60.0Affected before 0.8.0Not affected 0.60.0Not affected

References

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

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