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.
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/6xxx/CVE-2026-6918.json",
"cna_assigner": "eclipse",
"cwe_ids": [
"CWE-125"
]
}{
"source": [
"AFFECTED_FIELD",
"CPE_RANGE"
],
"cpe": "cpe:2.3:a:eclipse:openj9:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"introduced": "0.21"
},
{
"fixed": "0.59"
},
{
"introduced": "0.21.0"
},
{
"fixed": "0.59.0"
}
]
}