What is GHSA-2fc8-vf8h-jfvw?

GHSA-2fc8-vf8h-jfvw is a security advisory published by GitHub Security Advisories with Medium severity. IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty are...

Which CVE IDs does GHSA-2fc8-vf8h-jfvw cover?

GHSA-2fc8-vf8h-jfvw covers the following CVE IDs: CVE-2026-15396. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-2fc8-vf8h-jfvw?

GHSA-2fc8-vf8h-jfvw has a CVSS v3 base score of 6.5, published by GitHub Security Advisories.

GHSA-2fc8-vf8h-jfvwMediumCVSS 6.5

IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty are...

Vendor

GitHub Security Advisories

Published

September 14, 2026

Last Modified

September 14, 2026

🔗 CVE IDs covered (1)

CVE-2026-15396 →

📋 Description

IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 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.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-15396
https://www.ibm.com/support/pages/node/7286610
https://github.com/advisories/GHSA-2fc8-vf8h-jfvw