SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityUndergoing Analysis

CVE-2026-16887

IBM i 7.6 could allow a remote attacker to cause a denial of service due to an out-of-bounds write.

HIGH 7.5EPSS 0.39%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.39%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

IBM i 7.6 could allow a remote attacker to cause a denial of service due to an out-of-bounds write.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.39% probability · 32th percentile
CISA KEV
Not listed
Weakness
CWE-787
Affected
ibm/i
Source
psirt@us.ibm.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.