Ibm I — CVE-2026-17276 (Critical)

Date Aug 12, 2026

Type Vendor advisory

Signal Critical vendor advisory

Vendor / Product Ibm · I

CVE CVE-2026-17276

Critical vendor advisory CVE-2026-17276

Summary

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to escalate privileges due to improper authorization in the handling of high-authority threads.

Why it matters

This CVE carries a CRITICAL severity rating (CVSS 9.6) in Ibm I. Patch or mitigate promptly. EPSS percentile: 16%.

Operator check

Review CVE-2026-17276 in your asset inventory. Apply patches per vendor guidance and verify I is not exposed. CVSS score: 9.6. EPSS probability: 0.2%; percentile: 16%.

Sources

NVD — CVE-2026-17276 Source reference

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.

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