PT-2026-61996 · Eclipse Foundation · Openj9

CVE-2026-16439 · Published 2026-07-21 · Updated 2026-07-21

Mitre

CVSS v4.0

5.8

Medium

Base vector

AV:N/AC:H/AT:P/PR:L/UI:A/VC:N/VI:H/VA:H/SC:N/SI:L/SA:L

In Eclipse OpenJ9 versions up to 0.60, using -Xtrace to trace method arguments can lead to buffer underflow.

Fix

Weakness Enumeration

CWE-124

Related Identifiers

CVE-2026-16439

Affected Products

Openj9

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-16439 · Security Note
• https://github.com/eclipse-openj9/openj9/pull/24394 · Note
• https://gitlab.eclipse.org/security/cve-assignment/-/work_items/192 · Note