CVE-2026-2311CRITICAL 9.8EPSS p9.6%

CVE-2026-2311CVE-2026-2311

Description

IBM i 7.6, 7.5, 7.4, 7.3, and 7.2 s vulnerable to privilege escalation caused by an invalid IBM i Web Administration GUI authorization check.  A malicious actor could cause user-controlled code to run with administrator privilege.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.20% probability of exploitation · percentile 9.6% · 2026-06-19T12:03:05Z
Published2026-04-30
Last modified2026-05-01

Underlying weaknesses· 1

CWE-284

References

  1. https://www.ibm.com/support/pages/node/7269560

1

TypeTargetConfidenceTier
WeaknessImproper Access Controlcwe-2840%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.