SEPTEMBER 7, 2026
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Case File

CVE-2026-16821

HIGH · CVSS 7 EPSS 0.10%

Source: NVD + CISA KEV + EPSS · Published 2026-08-28 · Last synced 2026-09-07

CyberRota Analysis

AI-Generated

IBM AIX versions 7.2 and 7.3, along with IBM PowerVM VIOS 4.1, are susceptible to a format string vulnerability that enables local attackers to escalate their privileges. This high-severity flaw poses a significant risk to system integrity and confidentiality. Organizations using these IBM products should prioritize remediation to mitigate potential exploitation.

CVE
CVE-2026-16821
Severity
HIGH
CVSS
7
EPSS
0.10%

Original NVD Description

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to gain elevated privileges due to a format string vulnerability.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-3627 CRITICAL CVE-2025-64649 MEDIUM CVE-2025-36290 MEDIUM CVE-2025-36271 MEDIUM CVE-2026-19783 MEDIUM CVE-2026-19449 HIGH