Vulnerability · Published Sep 14, 2026 · Assigned by ibm
CVE-2026-18251IBM i is Affected By Multiple Vulnerabilities in Navigator for i and Digital Certificate Manager for i.
Medium 4.3
In plain English
A medium-severity security flaw in i from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.2%top 91.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to obtain sensitive information due to improper validation of the WebSocket origin.
Affected products (as reported)
Weakness: CWE-1385 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
References
- https://www.ibm.com/support/pages/node/7286974 vendor-advisory, patch