Description
IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by an HTTP request smuggling vulnerability.
Published: 2026-09-18
Score: 4.8 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

Vendor Solution

IBM strongly recommends addressing the vulnerabilities now by downloading and applying the below fix. ProductVersionPlatformRemediation/FixIBM CICS TX Advanced10.1Linux Download and apply the update from  Fix Central https://www.ibm.com/support/fixcentral/quickorder

Tracking

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Advisories

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History

Fri, 18 Sep 2026 21:30:00 +0000

Type Values Removed Values Added
Description IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by an HTTP request smuggling vulnerability.
Title Multiple security vulnerabilities may affect IBM WebSphere Liberty that is shipped with IBM CICS TX Advanced.
First Time appeared Ibm
Ibm cics Tx Advanced
Weaknesses CWE-444
CPEs cpe:2.3:a:ibm:cics_tx_advanced:10.1.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:cics_tx_advanced:10.1:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm cics Tx Advanced
References
Metrics cvssV3_1

{'score': 4.8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N'}

Subscriptions

Ibm Cics Tx Advanced
cve-icon MITRE

Status: PUBLISHED

Assigner: ibm

Published:

Updated: 2026-09-18T19:05:48.682Z

Reserved: 2026-06-08T03:23:44.255Z

Link: CVE-2026-11548

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-18T20:17:00.783

Modified: 2026-09-18T20:17:00.783

Link: CVE-2026-11548

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-444

    Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')