CVE Catalog

CVE-2026-11541

HighCVSS 7.4
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.26%

17th percentile - higher than 17% of all known CVEs

Summary

An HTTP request smuggling vulnerability in IBM CICS Transaction Gateway for Multiplatforms 9.1-10.1 and IBM WebSphere Application Server 9.0, 8.5, and Liberty 17.0.0.3-26.0.0.6. Attackers can manipulate HTTP requests to bypass security controls and access unauthorized resources.

Risk Assessment

An attacker can hijack other users' sessions, access sensitive data, or perform cache poisoning attacks.

Recommendation

Apply security patches provided by IBM for affected versions or upgrade to a non-vulnerable version.

Related vulnerabilities

Original NVD description (English source)

IBM CICS Transaction Gateway for Multiplatforms 9.1, 9.2, 9.3, and 10.1 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 affected by an HTTP request smuggling vulnerability.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS