CVE-2026-18099CWE-79cross-site-scripting

CVE-2026-18099

High · published August 13, 2026

CVSS v3.1
8.9
EPSS
0%
Percentile
24.4
In the wild
Unconfirmed
What it is

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to execute arbitrary script code due to improper neutralization of user-controlled input.

The record
Technical detail
CVSS v3.1
8.9 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L
CVSS v4.0
Not supplied
EPSS
0.00326 · 24.4th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-08-13T00:17Z
Affected products (4)
ProductVersionsFixed in
ibm/iall versions—
ibm/iall versions—
ibm/iall versions—
ibm/iall versions—
References (1)
https://www.ibm.com/support/pages/node/7283292 · [email protected]
EPSS history
Timeline
  • 12 AUG 19:41Z
    IBM i is Affected By Multiple Vulnerabilities in Navigator for i
    cvelistv5