CVE-2026-8633: CWE-94 Improper Control of Generation of Code ('Code Injection') in IBM Web Server Plug-ins for WebSphere Application Server and WebSphere Liberty
IBM Web Server Plug-ins for WebSphere Application Server and WebSphere Liberty 8.5, 9.0 IBM WebSphere Application Server and WebSphere Application Server Liberty are vulnerable to remote code execution in the Web Server Plug-ins, through a specially crafted request.
AI Analysis
Technical Summary
IBM Web Server Plug-ins for WebSphere Application Server and WebSphere Liberty versions 8.5 and 9.0 contain a remote code execution vulnerability (CVE-2026-8633) due to improper control of code generation (CWE-94). An attacker can exploit this vulnerability by sending a specially crafted request to the Web Server Plug-ins, enabling execution of arbitrary code remotely without authentication. The vulnerability has a CVSS 3.1 score of 9.8, reflecting critical severity with full impact on confidentiality, integrity, and availability. No official remediation or patch has been documented at this time.
Potential Impact
Successful exploitation of this vulnerability allows an unauthenticated remote attacker to execute arbitrary code on the affected IBM Web Server Plug-ins, potentially leading to complete system compromise. The impact includes full loss of confidentiality, integrity, and availability of the affected system components.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, consider restricting network access to the affected Web Server Plug-ins and monitor for unusual activity related to web requests. Do not assume the vulnerability is mitigated without vendor confirmation.
CVE-2026-8633: CWE-94 Improper Control of Generation of Code ('Code Injection') in IBM Web Server Plug-ins for WebSphere Application Server and WebSphere Liberty
Description
IBM Web Server Plug-ins for WebSphere Application Server and WebSphere Liberty 8.5, 9.0 IBM WebSphere Application Server and WebSphere Application Server Liberty are vulnerable to remote code execution in the Web Server Plug-ins, through a specially crafted request.
CVSS v3.1
Score 9.8critical
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
IBM Web Server Plug-ins for WebSphere Application Server and WebSphere Liberty versions 8.5 and 9.0 contain a remote code execution vulnerability (CVE-2026-8633) due to improper control of code generation (CWE-94). An attacker can exploit this vulnerability by sending a specially crafted request to the Web Server Plug-ins, enabling execution of arbitrary code remotely without authentication. The vulnerability has a CVSS 3.1 score of 9.8, reflecting critical severity with full impact on confidentiality, integrity, and availability. No official remediation or patch has been documented at this time.
Potential Impact
Successful exploitation of this vulnerability allows an unauthenticated remote attacker to execute arbitrary code on the affected IBM Web Server Plug-ins, potentially leading to complete system compromise. The impact includes full loss of confidentiality, integrity, and availability of the affected system components.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, consider restricting network access to the affected Web Server Plug-ins and monitor for unusual activity related to web requests. Do not assume the vulnerability is mitigated without vendor confirmation.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-05-14T19:03:34.571Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a15e03d891d628fdc67d994
Added to database: 5/26/2026, 6:02:37 PM
Last enriched: 5/26/2026, 6:17:51 PM
Last updated: 5/26/2026, 9:49:12 PM
Views: 5
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