Vulnerability · Published Aug 19, 2026 · Assigned by ibm
CVE-2026-16865Vulnerabilities in IBM AIX and PowerVM VIOS
High 8.8
In plain English
A high-severity OS command injection in AIX from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.9% (higher than 80% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)1.9%top 20.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to execute arbitrary code due to command injection.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| IBM | AIX | 7.27.3 |
| IBM | PowerVM VIOS | 4.1 |
Weakness: CWE-78 · Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
- https://www.ibm.com/support/pages/node/7283858 vendor-advisory, patch