What is CVE-2026-13433?

CVE-2026-13433 is a high-severity vulnerability in Ibm I Access Client Solutions, classified under Download of Code Without Integrity Check. CVSS score: 8.3/10. Published 2026-08-12.

How severe is CVE-2026-13433?

High severity. CVSS v3 base score is 8.3 out of 10.

Vulnerability in Ibm I Access Client Solutions

CVE-2026-13433

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 wo…

CVSS v3 metric

CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Ibm I Access Client Solutions — versions 1.1.2.0

Weakness classification (CWE)

CWE-494 — Download of Code Without Integrity Check

References

psirt@us.ibm.com (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-13433?: CVE-2026-13433 is a high-severity vulnerability in Ibm I Access Client Solutions, classified under Download of Code Without Integrity Check. CVSS score: 8.3/10. Published 2026-08-12.
How severe is CVE-2026-13433?: High severity. CVSS v3 base score is 8.3 out of 10.