CVE-2026-6918CWE-125

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

High · published May 5, 2026

CVSS v4.0
8.7
EPSS
1%
Percentile
67.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
8.7 · HIGH
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
EPSS
0.01180 · 67.4th percentile
Weakness
CWE-125 · Out-of-bounds Read
Published
2026-05-05T12:29Z
EPSS history
Timeline
  • 05 MAY 12:29Z
    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
    cvelistv5