CVE-2026-18670highCWE-190

CVE-2026-18670: high-severity vulnerability in IBM AIX

Vulnerabilities in IBM AIX and PowerVM VIOS

Published · Updated

Follow this CVE+ Monitor AIX+ Monitor PowerVM VIOS

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.2epss 0.5%
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to cause a denial of service and potentially disclose sensitive information due to an integer underflow.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
Affected products
IBM · AIXIBM · PowerVM VIOS
Related CVEs — IBM AIX

In the same product, most dangerous first.

CVE-2018-1383—CVE-2018-1383EPSS 2.7%CVE-2026-16865HIGHVulnerabilities in IBM AIX and PowerVM VIOSEPSS 1.9%CVE-2017-1541—CVE-2017-1541EPSS 1.5%CVE-2026-16850HIGHVulnerabilities in IBM AIX and PowerVM VIOSEPSS 1.5%CVE-2026-19446HIGHVulnerabilities in IBM AIX and PowerVM VIOSEPSS 1.5%CVE-2023-28528HIGHIBM AIX command executionEPSS 1.5%