Detections
Analytics
IBM WebSphere Application Server 8.5.x < 8.5.5.30 / 9.x < 9.0.5.28 RCE (7276560)
critical Nessus Plugin ID 321309
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Synopsis
The remote web application server is affected by multiple vulnerabilities.Description
The version of IBM WebSphere Application Server running on the remote host is affected by a remote code execution vulnerability as referenced in the 7276560 advisory.- IBM WebSphere Application Server and IBM WebSphere Application Server Liberty, when using Intelligent Management with the WebSphere WebServer Plug-in component, are vulnerable to remote code execution and denial of service. This vulnerability can be exploited when an attacker impersonates backend servers and sends crafted responses to the plug-in. CWE: CWE-94: Improper Control of Generation of Code ('Code Injection') (CVE-2026-9072)
- IBM WebSphere Application Server and IBM WebSphere Application Server Liberty are vulnerable to denial of service in the WebSphere WebServer Plug-in component when an attacker can pass crafted requests to the web server. CWE: CWE-476: NULL Pointer Dereference (CVE-2026-10852)
- IBM WebSphere Application Server and IBM WebSphere Application Server Liberty are vulnerable to remote code execution and denial of service in the WebSphere Web Server Plug-in component. This vulnerability can be exploited when an attacker impersonates the application server and sends crafted responses to the plug- in. CWE: CWE-94: Improper Control of Generation of Code ('Code Injection') (CVE-2026-8858)
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.
Solution
Update to IBM WebSphere Application Server version 8.5.5.30, 9.0.5.28 or later. Alternatively, upgrade to the minimal fix pack levels required by the interim fix and then apply Interim Fix PH71376.See Also
Plugin Details
Severity: Critical
ID: 321309
File Name: websphere_7276560.nasl
Version: 1.3
Type: Combined
Agent: windows, macosx, unix
Family: Web Servers
Published: 6/17/2026
Updated: 7/3/2026
Configuration: Enable thorough checks (optional)
Supported Sensors: Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.9
Percentile: 57.96
CVSS v2
Risk Factor: High
Base Score: 7.8
Temporal Score: 5.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C
CVSS Score Source: CVE-2026-10852
CVSS v3
Risk Factor: Critical
Base Score: 9.8
Temporal Score: 8.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
CVSS Score Source: CVE-2026-9072
Vulnerability Information
CPE: cpe:/a:ibm:websphere_application_server
Required KB Items: installed_sw/IBM WebSphere Application Server
Exploit Ease: No known exploits are available
Patch Publication Date: 6/16/2026
Vulnerability Publication Date: 6/16/2026