# CVE-2026-16872

## Summary

- **CVE ID:** CVE-2026-16872
- **Severity:** CRITICAL
- **CVSS Score:** 9.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
- **CWE:** CWE-121
- **Published:** Aug 19, 2026
- **Last Modified:** Aug 22, 2026

## 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 a stack-based buffer overflow.

## Affected Products

- IBM — AIX (7.2)
- IBM — AIX (7.3)
- IBM — PowerVM VIOS (4.1)

## References

- [CNA](https://www.ibm.com/support/pages/node/7283858)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.46%
- **EPSS Percentile:** 39.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._