CVE-2026-11538CWE-117

CVE-2026-11538

Low · published September 18, 2026

CVSS v3.1
3.7
EPSS
0%
Percentile
5.2
In the wild
Unconfirmed
What it is

IBM WebSphere Application Server 9.0 and 8.5 is affected by a log injection vulnerability through crafted LTPA token cookies.

The record
Technical detail
CVSS v3.1
3.7 · LOW
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00163 · 5.2th percentile
Weakness
CWE-117 · Improper Output Neutralization for Logs
Published
2026-09-18T23:16Z
Affected products (2)
ProductVersionsFixed in
ibm/websphere_application_server≥ 8.5, < 8.5.5.318.5.5.31
ibm/websphere_application_server≥ 9.0, < 9.0.5.299.0.5.29
References (1)
https://www.ibm.com/support/pages/node/7286610 · [email protected]
EPSS history
Timeline
  • 20 SEP 03:21Z
    EPSS moved — → 0%
    epss
  • 18 SEP 19:00Z
    IBM WebSphere Application Server prior to 9.0.5.29 and 8.5.5.31 are affected by multiple vulnerabilities
    cvelistv5