IBM i Access Client Solutions (ACS) is Affected By Multiple Vulnerabilities
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-494.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
IBM i Access Client Solutions — ibm.com/support/pages/node/7282954
6 records Highest priority Priority MEDIUM 2 MEDIUM, 4 LOW
Other records, highest priority first
- TI-2026-11139 IBM i Access Client Solutions (ACS) is Affected By Multiple VulnerabilitiesPriority MEDIUM 41
- TI-2026-13918 IBM i Access Client Solutions (ACS) is Affected By Multiple VulnerabilitiesPriority LOW 35
- TI-2026-12542 IBM i Access Client Solutions (ACS) is Affected By Multiple VulnerabilitiesPriority LOW 35
Timeline
- 2026-10-02 Threatist record created from CVE-2026-13433
- 2026-10-03 Alias added: GHSA-qr9x-rpfx-j6h7
References
More IBM I Access Client Solutions vulnerabilities
- TI-2023-24196 Insecure storage of sensitive information in IBM i Access Client Solutions CVSS 3.1HIGH 7.5
- TI-2026-11139 IBM i Access Client Solutions (ACS) is Affected By Multiple Vulnerabilities CVSS 3.1HIGH 8.8
- TI-2026-06844 Injection in IBM i Access Family CVSS 3.1HIGH 8.8
- TI-2023-24197 IBM i Access Client Solutions code execution CVSS 3.1HIGH 8.8
- TI-2026-13918 IBM i Access Client Solutions (ACS) is Affected By Multiple Vulnerabilities CVSS 3.1HIGH 7.8
- TI-2026-12542 IBM i Access Client Solutions (ACS) is Affected By Multiple Vulnerabilities CVSS 3.1HIGH 7.8
Sources
- CVE-2026-13433 · CVE Program
- CVE-2026-13433 · NVD
- FIRST EPSS
- GHSA-qr9x-rpfx-j6h7 · GitHub Advisory Database · CC BY 4.0
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