CVE-2026-16441Eclipse OpenJ9 : Method resolution default method precedence failure

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.

6.9 MEDIUMEPSS 0.53%Not in KEVNVD: Analyzed

Last updated: 2026-10-24 19:10 UTC

OverviewCVSS details

6.9MEDIUMCVSS 4.0

Score source: eclipse (CNA)
NVD status: Analyzed
Published: Jul 21, 2026
Assigner: eclipse

Affected

OpenJ9 (Eclipse Foundation)

Versions: 0.8.0 before 0.60.0
Fixed in: 0.60.0

Exploitation

Public exploit: None listed
CISA KEV: Not listed
KEV due date: —
SSVC: Exploitation none · Automatable no · Impact partial

EPSS · FIRST, scored Nov 7

0.53%chance of exploitation in 30 days

Higher than 45.30% of CVEs

CVSS 4.0 · eclipse (CNA)

6.9Medium

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

Attack vector: Network
Attack complexity: High
Attack requirements: Present
Privileges required: Low
User interaction: Active
Confidentiality impact: None
Integrity impact: High
Availability impact: Low
Confidentiality (other systems): Low
Integrity (other systems): High
Availability (other systems): None

CVSS 3.1 · NVD

9.6Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: Required
Scope: Changed
Confidentiality impact: High
Integrity impact: High
Availability impact: High

NVD status: Analyzed

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
6.9	MEDIUM	4.0eclipse (CNA)	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
9.6	CRITICAL	3.1NVD	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Details

CVE ID: CVE-2026-16441
Status: Analyzed
Assigner (CNA): eclipse
Published: Jul 21, 2026
Last modified: 2026-10-24 19:10 UTC
Weaknesses: CWE-758

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-08 08:32 UTC.