CVE-2026-18343

i: IBM i is Affected By An Improper Privilege Management Vulnerability

IBM i

CVSS

4.4Medium

ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV

Exploit odds (EPSS)0.12%Chance of exploitation activity in the next 30 days, higher than 1% of CVEs. Scored 23 Oct 2026FIRST EPSS

Fixed inNone listedNo source names a fixed version. Check the vendor advisory below

Published12 Oct 2026Updated 13 Oct 2026CVE List

What fixes it

No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.

IBM i 7.3, 7.4, 7.5, and 7.6 could allow a local attacker to modify the BOOTP table due to improper authorization.

Text from CVE List