8.7

CVE-2026-6918

Exploit
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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Eclipse ≫ Openj9 Version >= 0.21.0 < 0.59.0
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.52% 0.4
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
emo@eclipse.org 8.7 0 0
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
0b0ca135-0b70-47e7-9f44-1890c2a1c46c 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

CWE-1286 Improper Validation of Syntactic Correctness of Input

The product receives input that is expected to be well-formed - i.e., to comply with a certain syntax - but it does not validate or incorrectly validates that the input complies with the syntax.

https://github.com/eclipse-openj9/openj9/pull/23793
Patch
Issue Tracking
https://github.com/eclipse-openj9/openj9/security/advisories/GHSA-q393-vr4c-969r
Vendor Advisory
Exploit
https://access.redhat.com/errata/RHSA-2026:22328
https://access.redhat.com/security/cve/CVE-2026-6918
https://bugzilla.redhat.com/show_bug.cgi?id=2466741
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-6918.json