Vulnerability · Published Oct 12, 2026 · Assigned by ibm
CVE-2026-93886IBM i is Affected By An Improper Neutralization of Input Vulnerability in HTTP Server Administration GUI
High 8.3
In plain English
A high-severity cross-site scripting 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 9% of all known vulnerabilities).
Severity (CVSS 3.1)8.3High
Exploit odds (30 days)0.2%top 91.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
IBM i 7.3, 7.4, 7.5, and 7.6 could allow a remote authenticated attacker to execute arbitrary script code due to improper validation of user-supplied input.
Affected products (as reported)
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:L
References
- https://www.ibm.com/support/pages/node/7291760 vendor-advisory, patch