CVE-2026-11711CWE-502insecure-deserialization

CVE-2026-11711

Medium · published September 19, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
30.4
In the wild
Unconfirmed
What it is

IBM WebSphere Application Server 9.0 and 8.5 is affected by a deserialization vulnerability in the Name Service component.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00376 · 30.4th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2026-09-19T00:17Z
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 19:08Z
    IBM WebSphere Application Server prior to 9.0.5.29 and 8.5.5.31 are affected by multiple vulnerabilities
    cvelistv5