5.4
MEDIUM
CVSS 3.1
CVE-2026-17262
IBM i is Affected By Denial of Service and Security Restriction Bypass Vulnerabilities in FTP [, ]
Overview
Description
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local attacker to cause a denial of service due to improper validation of FTP authentication commands.
Details
INFO
Published Date :
Sept. 18, 2026, 7:20 p.m.
Last Modified :
Sept. 18, 2026, 7:20 p.m.
Remotely Exploit :
No
Source :
ibm
Scoring
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework
for assessing the severity of vulnerabilities in software and systems.
We collect and displays CVSS scores from various sources for each CVE.
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 9a959283-ebb5-44b6-b705-dcc2bbced522 |
Solution
Apply IBM service packs to validate FTP authentication commands and prevent denial of service.
- Apply IBM service packs for your version.
- Validate FTP authentication commands.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-17262 vulnerability anywhere in the article.
EPSS is a daily estimate of the probability of exploitation activity
being observed over the next 30 days. Following chart shows the EPSS
score history of the vulnerability.