IBM i is Affected By An Improper Privilege Management Vulnerability

published 2026-10-12 27 d ago modified 2026-10-14 25 d ago also EUVD-2026-98179

cvss: 4.4; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.1%; EPSS 0.1% chance of exploitation in 30 days, percentile 0%
public exploits: 0; none known

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.

Patch / fix

links 1

ibm.com/support/pages/node/7290194 advisory

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 26 d ago (2026-10-13)

Exploit prediction

0.08% chance of exploitation in the next 30 days, higher than 0% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	4.4	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Affected products

IBM i

Classification

Weakness

CWE-269 Improper Privilege Management

References

ibm.com /support/pages/node/7290194
vendor-advisory, patch

Sources

CVE List CVE-2026-18343
NVD CVE-2026-18343

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary