CVE-2026-10109CWE-94

IBM® Db2® is vulnerable to remote code execution due to improper pre-auth DRDA handshake handling

Critical · published June 30, 2026

CVSS v3.1
9.8
EPSS
1%
Percentile
58.1
In the wild
Unconfirmed
What it is

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 is vulnerable to remote code execution due to improper pre-auth DRDA handshake handling.

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00860 · 58.1th percentile
Weakness
CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2026-06-30T20:02Z
EPSS history
Timeline
  • 30 JUN 20:02Z
    IBM® Db2® is vulnerable to remote code execution due to improper pre-auth DRDA handshake handling
    cvelistv5