CVE-2026-18669

HIGH CVSS 3.1: 8.8 EPSS 0.51%
Updated Aug 13, 2026
IBM
Parameter Value
CVSS 8.8 (HIGH)
Affected Versions 7.3 — 7.6
Type CWE-250
Vendor IBM
Public PoC No

IBM i 7.6, 7.5, 7.4, and 7.3 is vulnerable to a privilege escalation as the result of a remote code execution vulnerability in the activation engine component. An authenticated attacker can execute a maliciously planted script with root authority.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Weakness Type (CWE)

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Ibm I
cpe:2.3:a:ibm:i:*:*:*:*:*:*:*:*
7.3 <= 7.6