CVE-2026-9071: CWE-400 Uncontrolled Resource Consumption in IBM WebSphere Application Server
IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 are vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume memory resources.
AI Analysis
Technical Summary
CVE-2026-9071 is a high-severity vulnerability classified under CWE-400 (Uncontrolled Resource Consumption) affecting IBM WebSphere Application Server 9.0.0, 8.5.0, and Liberty versions 17.0.0.3 through 26.0.0.6. The vulnerability allows a remote attacker to trigger a denial of service by sending a specially-crafted request that causes the server to consume excessive memory, impacting availability. The CVSS 3.1 base score is 7.5, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and impact limited to availability. No official patch or remediation level has been published by IBM as of the data provided.
Potential Impact
Successful exploitation results in denial of service due to excessive memory consumption, which can degrade or disrupt the availability of the IBM WebSphere Application Server. There is no confidentiality or integrity impact reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the IBM vendor advisory for current remediation guidance. Until an official fix is available, consider implementing network-level protections such as filtering or rate limiting to reduce exposure to specially-crafted requests targeting this vulnerability.
CVE-2026-9071: CWE-400 Uncontrolled Resource Consumption in IBM WebSphere Application Server
Description
IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 are vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume memory resources.
CVSS v3.1
Score 7.5high
Affected software
cpe:2.3:a:ibm:websphere_application_server:9.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:websphere_application_server:9.0.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:websphere_application_server:8.5:*:*:*:*:*:*:*cpe:2.3:a:ibm:websphere_application_server:8.5.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:websphere_application_server___liberty:17.0.0.3:*:*:*:*:*:*:*cpe:2.3:a:ibm:websphere_application_server___liberty:26.0.0.6:*:*:*:*:*:*:*Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-9071 is a high-severity vulnerability classified under CWE-400 (Uncontrolled Resource Consumption) affecting IBM WebSphere Application Server 9.0.0, 8.5.0, and Liberty versions 17.0.0.3 through 26.0.0.6. The vulnerability allows a remote attacker to trigger a denial of service by sending a specially-crafted request that causes the server to consume excessive memory, impacting availability. The CVSS 3.1 base score is 7.5, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and impact limited to availability. No official patch or remediation level has been published by IBM as of the data provided.
Potential Impact
Successful exploitation results in denial of service due to excessive memory consumption, which can degrade or disrupt the availability of the IBM WebSphere Application Server. There is no confidentiality or integrity impact reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the IBM vendor advisory for current remediation guidance. Until an official fix is available, consider implementing network-level protections such as filtering or rate limiting to reduce exposure to specially-crafted requests targeting this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-05-20T10:58:43.207Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a39572beed863c81e0538ee
Added to database: 06/22/2026, 15:39:23 UTC
Last enriched: 06/29/2026, 21:55:20 UTC
Last updated: 08/06/2026, 00:41:15 UTC
Views: 64
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