Vulnerability · Published Aug 12, 2026 · Assigned by ibm

CVE-2026-13433IBM i Access Client Solutions (ACS) is Affected By Multiple Vulnerabilities

High 8.3

In plain English

A high-severity security flaw in i Access Client Solutions from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 7% of all known vulnerabilities).

Severity (CVSS 3.1)8.3High
Exploit odds (30 days)0.2%top 93.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

IBM i Access Client Solutions 1.1.2.0 through 1.1.9.13 (ACS) is vulnerable to downloading unverified product code when configured to update from an IBM i. A bad actor could use this vulnerablity to run compromised code on the ACS user's workstation.

Affected products (as reported)

VendorProductVersions
IBM i Access Client Solutions 1.1.2.0 – through 1.1.9.13

Weakness: CWE-494 · Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

References