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CVE-2026-16441

Eclipse OpenJ9 : Method resolution default method precedence failure

6.9 Medium

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
High
Privileges needed
Low
User interaction
Active

What an attacker can affect

Confidentiality
None
Integrity
High
Availability
Low

Exploit likelihood

0.53%Up 0.2 points since Jul 22, 2026
90%50%10%1%

What each source reports

CVE List Score used 6.9

Eclipse 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.

Record
CVE-2026-16441
CVSS 4.0
6.9 MediumCVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:A/VC:N/VI:H/VA:L/SC:L/SI:H/SA:N
Weakness
CWE-758
Updated
2026-11-02
EUVDEUVD-2026-46359 6.9

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.

Record
EUVD-2026-46359
CVSS 4.0
6.9 MediumCVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:A/VC:N/VI:H/VA:L/SC:L/SI:H/SA:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-cp45-6q6c-3772 6.9

In Eclipse OpenJ9 versions up to 0.60, when executing class files where a previously concrete...

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.

Record
GHSA-cp45-6q6c-3772
CVSS 4.0
6.9 MediumCVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:A/VC:N/VI:H/VA:L/SC:L/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1
9.6 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness
CWE-758
Updated
2026-11-02
NVD 6.9

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.

Record
CVE-2026-16441
CVSS 4.0
6.9 MediumCVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:A/VC:N/VI:H/VA:L/SC:L/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1
9.6 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness
CWE-758
Updated
2026-11-02
OSV 6.9

Eclipse 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.

Record
CVE-2026-16441
CVSS 4.0
6.9 MediumCVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:A/VC:N/VI:H/VA:L/SC:L/SI:H/SA:N
Weakness
CWE-758
Updated
2026-11-02
OSVRHSA-2026:52948 7.5

Red Hat Security Advisory: java-21-ibm-semeru-certified-jdk security update

Record
RHSA-2026:52948
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Updated
2026-11-02
Show 8 moreShow less
OSVRHSA-2026:52949 8.1

Red Hat Security Advisory: java-1.8.0-ibm security update

Record
RHSA-2026:52949
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVopenSUSE-SU-2026:11485-1 No score

java-11-openj9-11.0.32.0-1.1 on GA media

These are all security issues fixed in the java-11-openj9-11.0.32.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:11485-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:11486-1 No score

java-17-openj9-17.0.20.0-1.1 on GA media

These are all security issues fixed in the java-17-openj9-17.0.20.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:11486-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:11487-1 No score

java-1_8_0-openj9-1.8.0.502-1.1 on GA media

These are all security issues fixed in the java-1_8_0-openj9-1.8.0.502-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:11487-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:11488-1 No score

java-21-openj9-21.0.12.0-1.1 on GA media

These are all security issues fixed in the java-21-openj9-21.0.12.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:11488-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:11489-1 No score

java-25-openj9-25.0.4.0-1.1 on GA media

These are all security issues fixed in the java-25-openj9-25.0.4.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:11489-1
Updated
2026-11-02
OSVSUSE-SU-2026:3614-1 No score

Security update for java-1_8_0-ibm

This update for java-1_8_0-ibm fixes the following issues:

Update to Java 8.0 Service Refresh 8 Fix Pack 70 (bsc#1273223).

  • CVE-2026-16243: inconsistent handling of zero length data in arraycmp of the SIMD evaluator (bsc#1274275).
  • CVE-2026-16439: using -Xtrace to trace method arguments can lead to buffer underflow (bsc#1272250).
  • CVE-2026-16441: method resolution default method precedence failure (bsc#1272248).
  • CVE-2026-41254: lcms2: information disclosure or denial of service via integer overflow in CubeSize (bsc#1272459).
  • CVE-2026-46968: unauthorized creation, deletion or modification access to critical data (bsc#1272224).
  • CVE-2026-47010: unauthorized update, insert or delete access to data (bsc#1272225).
  • CVE-2026-47021: partial denial of service via multiple network protocols (bsc#1272227).
  • CVE-2026-47027: partial denial of service via multiple network protocols (bsc#1272228).
  • CVE-2026-47057: hang or frequently repeatable crash via multiple network protocols (bsc#1272233).
  • CVE-2026-47058: unauthorized creation, deletion or modification access to critical data (bsc#1272234).
  • CVE-2026-47059: partial denial of service via multiple network protocols (bsc#1272235).
  • CVE-2026-47063: unauthorized creation, deletion or modification access to critical data (bsc#1272236).
  • CVE-2026-60147: unauthorized update, insert or delete access to data (bsc#1272237).
  • CVE-2026-8400: malicious IIOP server can induce loading and instantation of arbitrary classes (bsc#1274276).
Record
SUSE-SU-2026:3614-1
Updated
2026-11-02
OSVSUSE-SU-2026:3615-1 No score

Security update for java-1_8_0-ibm

This update for java-1_8_0-ibm fixes the following issues:

Update to Java 8.0 Service Refresh 8 Fix Pack 70 (bsc#1273223).

  • CVE-2026-16243: inconsistent handling of zero length data in arraycmp of the SIMD evaluator (bsc#1274275).
  • CVE-2026-16439: using -Xtrace to trace method arguments can lead to buffer underflow (bsc#1272250).
  • CVE-2026-16441: method resolution default method precedence failure (bsc#1272248).
  • CVE-2026-41254: lcms2: information disclosure or denial of service via integer overflow in CubeSize (bsc#1272459).
  • CVE-2026-46968: unauthorized creation, deletion or modification access to critical data (bsc#1272224).
  • CVE-2026-47010: unauthorized update, insert or delete access to data (bsc#1272225).
  • CVE-2026-47021: partial denial of service via multiple network protocols (bsc#1272227).
  • CVE-2026-47027: partial denial of service via multiple network protocols (bsc#1272228).
  • CVE-2026-47057: hang or frequently repeatable crash via multiple network protocols (bsc#1272233).
  • CVE-2026-47058: unauthorized creation, deletion or modification access to critical data (bsc#1272234).
  • CVE-2026-47059: partial denial of service via multiple network protocols (bsc#1272235).
  • CVE-2026-47063: unauthorized creation, deletion or modification access to critical data (bsc#1272236).
  • CVE-2026-60147: unauthorized update, insert or delete access to data (bsc#1272237).
  • CVE-2026-8400: malicious IIOP server can induce loading and instantation of arbitrary classes (bsc#1274276).
Record
SUSE-SU-2026:3615-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
java-21-ibm-semeru-certified-jdk
Red Hat:enterprise_linux_eus:10.0
From an advisory covering 12 CVEs
 before 1:21.0.12.0.8-1.el10_0
1:21.0.12.0.8-1.el10_0
java-21-ibm-semeru-certified-jdk-headless
Red Hat:enterprise_linux_eus:10.0
From an advisory covering 12 CVEs
 before 1:21.0.12.0.8-1.el10_0
1:21.0.12.0.8-1.el10_0
java-21-ibm-semeru-certified-jdk
Red Hat:enterprise_linux:10.2
From an advisory covering 12 CVEs
 before 1:21.0.12.0.8-2.el10_2
1:21.0.12.0.8-2.el10_2
java-21-ibm-semeru-certified-jdk-devel
Red Hat:enterprise_linux:10.2
From an advisory covering 12 CVEs
 before 1:21.0.12.0.8-2.el10_2
1:21.0.12.0.8-2.el10_2
java-21-ibm-semeru-certified-jdk-headless
Red Hat:enterprise_linux:10.2
From an advisory covering 12 CVEs
 before 1:21.0.12.0.8-2.el10_2
1:21.0.12.0.8-2.el10_2
java-21-ibm-semeru-certified-jdk-jmods
Red Hat:enterprise_linux:10.2
From an advisory covering 12 CVEs
 before 1:21.0.12.0.8-2.el10_2
1:21.0.12.0.8-2.el10_2
java-21-ibm-semeru-certified-jdk-src
Red Hat:enterprise_linux:10.2
From an advisory covering 12 CVEs
 before 1:21.0.12.0.8-2.el10_2
1:21.0.12.0.8-2.el10_2
java-1.8.0-ibm
Red Hat:enterprise_linux:8::supplementary
From an advisory covering 14 CVEs
 before 1:1.8.0.8.70-1.el8_10
1:1.8.0.8.70-1.el8_10
java-1.8.0-ibm-demo
Red Hat:enterprise_linux:8::supplementary
From an advisory covering 14 CVEs
 before 1:1.8.0.8.70-1.el8_10
1:1.8.0.8.70-1.el8_10
java-1.8.0-ibm-devel
Red Hat:enterprise_linux:8::supplementary
From an advisory covering 14 CVEs
 before 1:1.8.0.8.70-1.el8_10
1:1.8.0.8.70-1.el8_10
Show 21 moreShow less
Affected packages
PackageAffectedFixed
java-1.8.0-ibm-headless
Red Hat:enterprise_linux:8::supplementary
From an advisory covering 14 CVEs
 before 1:1.8.0.8.70-1.el8_10
1:1.8.0.8.70-1.el8_10
java-1.8.0-ibm-jdbc
Red Hat:enterprise_linux:8::supplementary
From an advisory covering 14 CVEs
 before 1:1.8.0.8.70-1.el8_10
1:1.8.0.8.70-1.el8_10
java-1.8.0-ibm-plugin
Red Hat:enterprise_linux:8::supplementary
From an advisory covering 14 CVEs
 before 1:1.8.0.8.70-1.el8_10
1:1.8.0.8.70-1.el8_10
java-1.8.0-ibm-src
Red Hat:enterprise_linux:8::supplementary
From an advisory covering 14 CVEs
 before 1:1.8.0.8.70-1.el8_10
1:1.8.0.8.70-1.el8_10
java-1.8.0-ibm-webstart
Red Hat:enterprise_linux:8::supplementary
From an advisory covering 14 CVEs
 before 1:1.8.0.8.70-1.el8_10
1:1.8.0.8.70-1.el8_10
java-1_8_0-ibm
SUSE:Linux Enterprise Server 12 SP5-LTSS
From an advisory covering 14 CVEs
 before 1.8.0_sr8.70-30.153.1
1.8.0_sr8.70-30.153.1
java-1_8_0-ibm
SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5
From an advisory covering 14 CVEs
 before 1.8.0_sr8.70-30.153.1
1.8.0_sr8.70-30.153.1
java-1_8_0-ibm
SUSE:Linux Enterprise Module for Legacy 15 SP7
From an advisory covering 14 CVEs
 before 1.8.0_sr8.70-150000.3.119.1
1.8.0_sr8.70-150000.3.119.1
java-1_8_0-ibm
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS
From an advisory covering 14 CVEs
 before 1.8.0_sr8.70-150000.3.119.1
1.8.0_sr8.70-150000.3.119.1
java-1_8_0-ibm
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS
From an advisory covering 14 CVEs
 before 1.8.0_sr8.70-150000.3.119.1
1.8.0_sr8.70-150000.3.119.1
java-1_8_0-ibm
SUSE:Linux Enterprise Server 15 SP4-LTSS
From an advisory covering 14 CVEs
 before 1.8.0_sr8.70-150000.3.119.1
1.8.0_sr8.70-150000.3.119.1
java-1_8_0-ibm
SUSE:Linux Enterprise Server 15 SP5-LTSS
From an advisory covering 14 CVEs
 before 1.8.0_sr8.70-150000.3.119.1
1.8.0_sr8.70-150000.3.119.1
java-1_8_0-ibm
SUSE:Linux Enterprise Server 15 SP6-LTSS
From an advisory covering 14 CVEs
 before 1.8.0_sr8.70-150000.3.119.1
1.8.0_sr8.70-150000.3.119.1
java-1_8_0-ibm
SUSE:Linux Enterprise Server for SAP Applications 15 SP4
From an advisory covering 14 CVEs
 before 1.8.0_sr8.70-150000.3.119.1
1.8.0_sr8.70-150000.3.119.1
java-1_8_0-ibm
SUSE:Linux Enterprise Server for SAP Applications 15 SP5
From an advisory covering 14 CVEs
 before 1.8.0_sr8.70-150000.3.119.1
1.8.0_sr8.70-150000.3.119.1
java-1_8_0-ibm
SUSE:Linux Enterprise Server for SAP Applications 15 SP6
From an advisory covering 14 CVEs
 before 1.8.0_sr8.70-150000.3.119.1
1.8.0_sr8.70-150000.3.119.1
java-11-openj9
openSUSE:Tumbleweed
From an advisory covering 8 CVEs
 before 11.0.32.0-1.1
11.0.32.0-1.1
java-17-openj9
openSUSE:Tumbleweed
From an advisory covering 7 CVEs
 before 17.0.20.0-1.1
17.0.20.0-1.1
java-1_8_0-openj9
openSUSE:Tumbleweed
From an advisory covering 7 CVEs
 before 1.8.0.502-1.1
1.8.0.502-1.1
java-21-openj9
openSUSE:Tumbleweed
From an advisory covering 7 CVEs
 before 21.0.12.0-1.1
21.0.12.0-1.1
java-25-openj9
openSUSE:Tumbleweed
From an advisory covering 7 CVEs
 before 25.0.4.0-1.1
25.0.4.0-1.1

History

History
RecordedChangedSources
affected, facts
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-16441 is a medium vulnerability (CVSS 6.9) in Eclipse Openj9, published July 21, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.53%, the 45th percentile. No source names a fixed version.

References

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