CVE-2026-11549 — MEDIUM (6.5)

Vulnerability Description

IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by a virtual host bypass vulnerability.

CVSS Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Related Weaknesses (CWE)

CWE-284

References

https://www.ibm.com/support/pages/node/7287740

FAQ

What is CVE-2026-11549?

CVE-2026-11549 is a vulnerability with a CVSS score of 6.5 (MEDIUM). IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by a virtual host bypass vulnerability.

How severe is CVE-2026-11549?

CVE-2026-11549 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-11549?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.