In Eclipse Open9J versions 0.21 to 0.58, a pre-authentication remote attacker can crash JITServer by sending a 32-byte crafted TCP message.

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Tue, 05 May 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 05 May 2026 14:00:00 +0000

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

Tue, 05 May 2026 13:45:00 +0000

Type Values Removed Values Added
Title Pre‑authentication Remote Crash of JITServer in Eclipse OpenJ9

Tue, 05 May 2026 12:45:00 +0000

Type Values Removed Values Added
Description In Eclipse Open9J versions 0.21 to 0.58, a pre-authentication remote attacker can crash JITServer by sending a 32-byte crafted TCP message.
Weaknesses CWE-125
References
Metrics cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: eclipse

Published:

Updated: 2026-05-05T13:11:47.122Z

Reserved: 2026-04-23T16:00:33.514Z

Link: CVE-2026-6918

cve-icon Vulnrichment

Updated: 2026-05-05T13:11:36.933Z

cve-icon NVD

Status : Received

Published: 2026-05-05T13:16:30.710

Modified: 2026-05-05T14:16:09.370

Link: CVE-2026-6918

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-05T14:00:06Z

Weaknesses