CVE-2026-16439

Eclipse OpenJ9 : Using -Xtrace to trace method arguments can lead to buffer underflow

Published Jul 21, 2026 CVSS 4.0 · 5.8 Medium EPSS < 1% KEV · Not listed
Description
In Eclipse OpenJ9 versions up to 0.60, using -Xtrace to trace method arguments can lead to buffer underflow.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:eclipse:openj9:*:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H'}

Type Values Removed Values Added
First Time appeared Eclipse
Eclipse openj9
Vendors & Products Eclipse
Eclipse openj9
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description In Eclipse OpenJ9 versions up to 0.60, using -Xtrace to trace method arguments can lead to buffer underflow.
Title Eclipse OpenJ9 : Using -Xtrace to trace method arguments can lead to buffer underflow
Weaknesses CWE-124
References
Metrics cvssV4_0

{'score': 5.8, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:A/VC:N/VI:H/VA:H/SC:N/SI:L/SA:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
eclipse
Published
Updated
Jul 22, 2026, 6:27 PM
Reserved
Jul 21, 2026, 6:37 AM
Status
Analyzed
Published
Jul 21, 2026, 6:16 PM
Modified
Oct 24, 2026, 7:10 PM