CVE-2026-6918 (GCVE-0-2026-6918)

Vulnerability from cvelistv5 – Published: 2026-05-05 12:29 – Updated: 2026-07-15 00:40
VLAI
Summary
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.
Severity
8.7 (High)
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
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: poc Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-05 13:11 UTC
CWE
  • CWE-125 - Out-of-bounds read
  • CWE-1286 - Improper Validation of Syntactic Correctness of Input
Assigner
eclipse CNA under the mitre root
CNA scorecard C 64/100 over 190 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
Eclipse Foundation Eclipse OpenJ9 Affected: 0.21 , < 0.59 (semver)
guessed Create a notification for this product.
Red Hat Red Hat Enterprise Linux 10 Unaffected: 1:21.0.11.0.10-2.el10_1 , < * (rpm)
    cpe:/o:redhat:enterprise_linux:10.2
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 10.0 Extended Update Support Unaffected: 1:21.0.11.0.10-1.el10_0 , < * (rpm)
    cpe:/o:redhat:enterprise_linux_eus:10.0
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 10.2 Extended Update Support Unaffected: 1:21.0.11.0.10-2.el10_1 , < * (rpm)
    cpe:/o:redhat:enterprise_linux_eus:10.2
Create a notification for this product.
Date Public
2026-05-05 12:28
Credits
Sebastian Josue Alba Vives
Show details on NVD website
To clipboard 

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