CVE-2026-16440

Medium

Description

In Eclipse OpenJ9 versions up to 0.60, a crafted .class file with deeply nested annotations causes a segmentation fault.

SeverityMedium
CVSS5.7
Exploit probability—
ProductEclipse OpenJ9
PublishedAug 19, 2026
First seenAug 19, 2026
Weakness typeCWE-674CWE-674

How to fix

Update
  • Eclipse Foundation Eclipse OpenJ90.60 or later

Affected products

ProductAffected versionsFixed in
Eclipse Foundation Eclipse OpenJ90.8.0 ≤ v < 0.600.60

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CVE-2026-16440 · Eclipse OpenJ9 · Dark Radar