CVE-2026-6936

MEDIUM

IBM i is Affected by a Denial of Service Vulnerability []

Title source: cna

Description

IBM i 7.6, 7.5, 7.4, and 7.3 s vulnerable to a denial-of-service attack due to uncontrolled recursion in the Integrated Language Environment (ILE) compiler. An authenticated attacker could exploit this vulnerability by compiling specially crafted source code containing a specific combination of statements.

References (1)

Core 1

Core References

Vendor Advisory vendor-advisory patch

https://www.ibm.com/support/pages/node/7272908

Scores

CVSS v3 6.5

EPSS 0.0024

EPSS Percentile 14.8%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-674

Status published

Products (5)

IBM/i 7.3

ibm/i 7.3 - 7.6

IBM/i 7.4

IBM/i 7.5 - 12.1.4

IBM/i 7.6 - 11.5.9

Published May 27, 2026

Tracked Since May 27, 2026