In Apache Storm versions 1.1.0 to 1.2.2, when the user is using the storm-kafka-client or storm-kafka modules, it is possible to cause the Storm UI daemon to deserialize user provided bytes into a Java class.
https://lists.apache.org/thread.html/3e4f704c4bd9296405a07a0290b8cbb6cbf5046e277efe6d93280a98%40%3Cuser.storm.apache.org%3E
Source: Mitre, NVD
Published: 2019-07-26
Updated: 2026-06-17
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
EPSS: 0.00938