CVE-2026-13433 | BDVDB-2026-358183 Detail

IBMi Access Client Solutions

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.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: adjacent.

Weaknesses#

CWE-494 Download of Code Without Integrity Check

References#

https://www.ibm.com/support/pages/node/7282954

Exploit#

No public exploit known

History#

Version 12026-08-12Record published in the CVE List.
Version 22026-08-13Most recent update recorded in the CVE List.

Published

Published: 2026-08-12
Last modified: 2026-08-13

Vendor information

Vendor: IBM
Product: i Access Client Solutions

All IBM vulnerabilities

Score

8.3 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 6.6.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
>= 1.1.2.0 and <= 1.1.9.13
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

8.3 High

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

Metric breakdown
Attack Vector	Adjacent
Attack Complexity	High
Privileges Required	None
User Interaction	None
Scope	Changed
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).