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CVE-2026-15396

IBM WebSphere Application Server IBM WebSphere Application Server - Liberty HTTP Request Smuggling PUBLISHED

Description (CNA)

IBM WebSphere Application Server 8.5 and 9.0, and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 are vulnerable to HTTP request smuggling, caused by improper parsing of the HTTP transfer-encoding request header. By sending a specially crafted HTTP transfer-encoding request header, an attacker could exploit this vulnerability to poison the web cache, bypass web application firewall protection, and conduct XSS attacks.

Affected (CNA)

Vendor / productVersions
IBM / WebSphere Application Serveraffected 9.0; affected 8.5
IBM / WebSphere Application Server - Libertyaffected 17.0.0.3 through 26.0.0.5

CWE

CWE-444

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.