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 3.1 | 9.8 (CRITICAL) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 0.20% probability of exploitation · percentile 9.6% · 2026-06-19T12:03:05Z |
| Published | 2026-04-30 |
| Last modified | 2026-05-01 |
Underlying weaknesses· 1
References
1
| Type | Target | Confidence | Tier |
|---|---|---|---|
| Weakness | Improper Access Controlcwe-284 | 0% | live |
Related by meaning· 6
Nearest entities by semantic similarity across the cs-graph corpus.