CVE-2026-9311
Description
IBM WebSphere Application Server 9.0 and 8.5 are vulnerable to remote code execution due to bypassed security controls.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
IBM WebSphere Application Server 9.0 and 8.5 are vulnerable to remote code execution due to bypassed security controls.
Vulnerability
IBM WebSphere Application Server versions 9.0 and 8.5 are vulnerable to remote code execution. This vulnerability stems from a bypass of security controls, specifically related to code injection [1].
Exploitation
An attacker can exploit this vulnerability by leveraging a bypass of security controls. The exact conditions or steps required for exploitation are not detailed in the available references, but it is described as a remote code execution vulnerability [1].
Impact
Successful exploitation of this vulnerability allows an attacker to achieve remote code execution. This implies a significant compromise of the affected server, potentially leading to unauthorized access and control [1].
Mitigation
IBM recommends applying an interim fix or a fix pack that contains the fix for APAR PH71453. For WebSphere Application Server traditional V9.0.0.0 through 9.0.5.28, upgrade to minimal fix pack levels and apply the interim fix, or apply Fix Pack 9.0.5.29 or later (targeted for Q3 2026). For V8.5.0.0 through 8.5.5.29, similar steps involving interim fixes or fix packs are recommended [1].
AI Insight generated on Jun 1, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.
Affected products
1- Range: 9.0, 8.5
Patches
0No patches discovered yet.
Vulnerability mechanics
No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.
References
1News mentions
0No linked articles in our index yet.