CVE-2026-81858

high

Description

IBM i 7.3, 7.4, 7.5, and 7.6 could allow a remote authenticated attacker to cause a denial of service and obtain information due to an out-of-bounds read in the File Server.

References

https://www.ibm.com/support/pages/node/7290195

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-98178

Details

Source: Mitre, NVD

Published: 2026-10-13

Updated: 2026-10-14

Risk Information

CVSS v2

Base Score: 8.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:N/A:C

Severity: High

CVSS v3

Base Score: 8.1

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Severity: High

EPSS

EPSS: 0.00275