CVE-2026-16441
9.6 · CRITICALOverview
CVE-2026-16441 is a critical-severity vulnerability affecting eclipse openj9. It was published on July 21, 2026 and has a CVSS 3.1 base score of 9.6 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.6, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from eclipse. Update openj9 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| eclipse | openj9 | >= 0.8.0, < 0.60.0 | Affected |
Frequently Asked Questions
What is CVE-2026-16441?
CVE-2026-16441 is a critical-severity vulnerability affecting eclipse openj9. It was published on July 21, 2026 and has a CVSS 3.1 base score of 9.6 (CRITICAL).
How severe is CVE-2026-16441?
This vulnerability has a CVSS 3.1 base score of 9.6, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2026-16441?
Check the references section for vendor advisories and patches from eclipse. Update openj9 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-16441?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-16441 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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