5.4Medium
Ibm I
CVE-2026-17274
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to predictable server seeds.
What this means for your business
- It affects Ibm I. It matters if your company, or a supplier that handles your data, runs it.
- An attacker can use it remotely, over a network, with an ordinary user login, and without anyone at your company clicking anything.
What to do
- 1Check whether your company or your suppliers run Ibm I, and which version. The affected versions are listed further down this page.
- 2If you do, apply the vendor's fix. A patch or vendor advisory has been published.
Not sure if your company is exposed?
Fastnexa’s certified penetration testers can check whether attackers could use this flaw, or others like it, against your websites, apps and network. The full test is free for our first 10 founding clients until 31 December 2026.
Scoring
- CVSS
- 5.4 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N- Weakness
- CWE-330
- Assigned by
- psirt@us.ibm.com
Dates
- Published
- 2026-09-04
- Last modified
- 2026-09-09
- Sources
- NVD
Affected products
- Ibm I7.3, 7.4, 7.5, 7.6
As listed in the NVD configuration data. Not a statement about your estate.