Medium severity · published Sep 4, 2026
CVE-2026-18858
IBM i is Affected By Obtaining Sensitive Information Vulnerability in OpenSSH []
5.5
CVSS
0.1%
EPSS
No
On KEV
Description
IBM i 7.6, and 7.5 could allow a local authenticated attacker to obtain information from a privileged file when using SSH.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 2% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
I
i · IBM
7.6; 7.5 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-18858
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-18858
Patch
https://www.ibm.com/support/pages/node/7285938
More from i
10.0
CVE-2026-18193
IBM i Is Affected By Multiple Vulnerabilities in IBM Java SDK and IBM Java Runtime
9.9
CVE-2026-96119
IBM i is Affected By An Improper Control of Code Generation Vulnerability in HTTP Server Administration GUI
9.9
CVE-2026-18249
IBM i Is Affected By Multiple Vulnerabilities in IBM Java SDK and IBM Java Runtime
9.9
CVE-2026-16860
IBM i is Affected By Remote Code Execution Vulnerability []
9.9
CVE-2026-17276
IBM i is Affected By Multiple Vulnerabilities in Navigator for i