Search/CVE-2026-16439
● CVE — Critical

CVE-2026-16439

VendoreclipseProductopenj9DiscoveredJul 21, 2026UpdatedOct 24, 2026

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

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CVSS v3.1
9.1 CRITICAL
EPSS
0.43%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Sep 25, 2026
▲ 0.19pp
0.24% → 0.43% over 2 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityHIGH
AvailabilityHIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Connections
2 relationships
Timeline
disclosure → media coverage
Jul 21, 2026
Disclosure — published as a CVE record. · last revised by NVD Oct 24, 2026