An Unsafe Deserialization vulnerability exists in the worker services of the Apache Storm supervisor server allowing pre-auth Remote Code Execution (RCE). Apache Storm 2.2.x users should upgrade to version 2.2.1 or 2.3.0. Apache Storm 2.1.x users should upgrade to version 2.1.1. Apache Storm 1.x users should upgrade to version 1.2.4

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-093011 advisory.

    An Unsafe Deserialization vulnerability exists in the worker services of the Apache Storm supervisor     server allowing pre-auth Remote Code Execution (RCE). Apache Storm 2.2.x users should upgrade to version     2.2.1 or 2.3.0. Apache Storm 2.1.x users should upgrade to version 2.1.1. Apache Storm 1.x users should     upgrade to version 1.2.4

Tenable has extracted the preceding description block directly from the Unity Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

There are packages installed that are affected by a vulnerability referenced in the following CVE:

  - An Unsafe Deserialization vulnerability exists in the worker services of the Apache Storm supervisor
    server allowing pre-auth Remote Code Execution (RCE). Apache Storm 2.2.x users should upgrade to version
    2.2.1 or 2.3.0. Apache Storm 2.1.x users should upgrade to version 2.1.1. Apache Storm 1.x users should
    upgrade to version 1.2.4 (CVE-2021-40865)

The version of Apache Storm running on the remote host is affected by multiple vulnerabilities, as follows:

  - An Unsafe Deserialization vulnerability exists in the worker services of the Apache Storm supervisor     server allowing pre-auth Remote Code Execution (RCE). (CVE-2021-40865)

  - A Command Injection vulnerability exists in the getTopologyHistory service. A specially crafted thrift     request to the Nimbus server allows Remote Code Execution (RCE) prior to authentication. (CVE-2021-38294)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Type	Severity
341216	Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: storm (UTSA-2026-093011)	Nessus	Unity Linux Local Security Checks	Local	critical
419767	SCA: security update for org.apache.storm:storm (GHSA-w729-7633-2fw5)	Tenable Cloud Security	SCA Checks	Local	critical
419767	SCA: security update for org.apache.storm:storm (GHSA-w729-7633-2fw5)	Tenable Self-Hosted Container Security	SCA Checks	Local	critical
181874	Apache Storm 1.x < 1.2.4 / 2.1.x < 2.1.1 / 2.2.x < 2.2.1 Multiple Vulnerabilities	Nessus	Misc.	Remote	critical

Detections

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CVE-2021-40865

critical

Tenable Plugins

critical

critical

critical

critical