CVE-2026-14976: CWE-306 Missing Authentication for Critical Function in IBM WebSphere Application Server - Liberty
IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 is affected by remote code execution with the collectiveController-1.0 feature enabled.
AI Analysis
Technical Summary
CVE-2026-14976 is a vulnerability in IBM WebSphere Application Server - Liberty affecting versions 17.0.0.3 through 26.0.0.8. The issue is due to missing authentication for a critical function related to the collectiveController-1.0 feature, which can be exploited remotely to execute code. The CVSS v3.1 base score is 7.1, indicating a high severity with attack vector as adjacent network, high attack complexity, no privileges required, user interaction required, and impacts on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to remotely execute code on affected systems, potentially leading to full compromise of the application server, including unauthorized access, data modification, and service disruption.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary workaround is currently documented. Users should monitor IBM advisories for updates and consider disabling the collectiveController-1.0 feature if feasible until a patch is available.
CVE-2026-14976: CWE-306 Missing Authentication for Critical Function in IBM WebSphere Application Server - Liberty
Description
IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 is affected by remote code execution with the collectiveController-1.0 feature enabled.
CVSS v3.1
Score 7.1high
Affected software
IBM
WebSphere Application Server - Liberty
cpe:2.3:a:ibm:websphere_application_server_liberty:17.0.0.3:*:*:*:*:*:*:*cpe:2.3:a:ibm:websphere_application_server_liberty:26.0.0.8:*:*:*:*:*:*:*Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-14976 is a vulnerability in IBM WebSphere Application Server - Liberty affecting versions 17.0.0.3 through 26.0.0.8. The issue is due to missing authentication for a critical function related to the collectiveController-1.0 feature, which can be exploited remotely to execute code. The CVSS v3.1 base score is 7.1, indicating a high severity with attack vector as adjacent network, high attack complexity, no privileges required, user interaction required, and impacts on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to remotely execute code on affected systems, potentially leading to full compromise of the application server, including unauthorized access, data modification, and service disruption.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary workaround is currently documented. Users should monitor IBM advisories for updates and consider disabling the collectiveController-1.0 feature if feasible until a patch is available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-07-07T16:49:25.315Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a6913179c2644c7f82b8b1a
Added to database: 07/28/2026, 20:37:43 UTC
Last enriched: 08/05/2026, 14:40:55 UTC
Last updated: 09/11/2026, 22:08:26 UTC
Views: 56
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