CVE-2026-105442CWE-502insecure-deserialization

CVE-2026-105442

High · published October 14, 2026

CVSS v3.1
7.5
EPSS
0%
Percentile
32.5
In the wild
Unconfirmed
What it is

IBM WebSphere Application Server 8.5, and 9.0 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.10 Liberty could allow a remote attacker to cause a denial of service caused by an insecure deserialization in the messaging service.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00395 · 32.5th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2026-10-14T01:17Z
References (1)
https://www.ibm.com/support/pages/node/7292221 · [email protected]
EPSS history
Timeline
  • 15 OCT 03:28Z
    EPSS moved — → 0%
    epss
  • 13 OCT 20:17Z
    IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by a deserialization of untrusted data
    cvelistv5
  • 13 OCT 20:17Z
    IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by a deserialization of untrusted data
    cvelistv5